Cas no 92-84-2 (Phenothiazine)

Phenothiazine is a versatile organic compound with antiseptic properties, effective against fungal infections and dermatophytes. Its unique chemical structure allows for broad-spectrum antimicrobial activity, making it an ideal ingredient in formulations for treating skin conditions, foot care products, and wound cleaning agents.
Phenothiazine structure
Phenothiazine structure
Product Name:Phenothiazine
CAS No:92-84-2
MF:C12H9NS
MW:199.271561384201
MDL:MFCD00005015
CID:34669
PubChem ID:7108
Update Time:2025-10-27

Phenothiazine Chemical and Physical Properties

Names and Identifiers

    • 10H-Phenothiazine
    • Dibenzo-p-thiazine
    • DIBENZOTHIAZINE
    • PHENOXUR
    • VERMITIN
    • 10H-Phenothiazin
    • Afi-Tiazin
    • Agrazine
    • Antiverm
    • Biverm
    • Contaverm
    • Contavern
    • Contraverm
    • Danikoropa
    • Dibenzoparathiazine
    • Phenothiazine
    • Phenothiazine Solution
    • Feeno
    • Phenosan
    • Phenthiazine
    • PTZ
    • 2,3:5,6-Dibenzo-1,4-thiazine
    • Thiodiphenylamine
    • Dibenzo-1,4-thiazine
    • Penthazine
    • Souframine
    • Reconox
    • Phenoverm
    • Fentiazin
    • Phenovis
    • Padophene
    • Nexarbol
    • Nemazine
    • Nemazene
    • Lethelmin
    • Fenoverm
    • Phenegic
    • Helmetina
    • Phenzeen
    • Orimon
    • Thiodiphenylamin
    • Wurm-Thional
    • Early bird wormer
    • Fenothiazine
    • Tiodifenilamina
    • Fenotiazina
    • Thiodifenylamine
    • ENT 38
    • Phe
    • Phenothiazine (6CI, 7CI, 8CI)
    • Antage TDP
    • NSC 2037
    • TDP-G
    • Phenothiazine,98%
    • DA-76809
    • Phenothiazine (INN)
    • PHENOTHIAZINE (USP-RS)
    • CS-0008338
    • Phenothiazine, >=98%
    • Phenothiazine [INN]
    • NSC-760392
    • SR-01000721844-4
    • AC-10429
    • NSC2037
    • NCGC00091146-01
    • NS00002986
    • WLN: T C666 BM ISJ
    • MLS003166904
    • BIDD:GT0831
    • Phenothiazine, United States Pharmacopeia (USP) Reference Standard
    • Fenotiazina [INN-Spanish]
    • Phenthiazinum
    • Tiodifenilamina [Italian]
    • Phenothiazine, SAJ first grade
    • Thiodiphenylamin [German]
    • s4251
    • Fenotiazina [Italian]
    • P0106
    • SR-01000721844
    • GS9EX7QNU6
    • PHENOTHIAZINE [MI]
    • NC00365
    • Caswell No. 652
    • BRD-K59597909-001-19-2
    • Phenothiazine, Vetec(TM) reagent grade, 98%
    • UNII-GS9EX7QNU6
    • D02601
    • XL-50
    • Oprea1_495637
    • AI3-00038
    • HMS3372C18
    • Nemazine (veterinary)
    • Thiodifenylamine [Dutch]
    • BP-31210
    • PROMETHAZINE HYDROCHLORIDE IMPURITY A (EP IMPURITY)
    • SCHEMBL2395921
    • HMS3394I13
    • HMS3652J21
    • HMS3885P13
    • CHEBI:37932
    • Phenothiazine [INN:NF]
    • 4-27-00-01214 (Beilstein Handbook Reference)
    • MLS001424182
    • PHENOTHIAZINE [GREEN BOOK]
    • AKOS000119180
    • ENT-38
    • CHEBI:38093
    • InChI=1/C12H9NS/c1-3-7-11-9(5-1)13-10-6-2-4-8-12(10)14-11/h1-8,13
    • SY004343
    • PHENOTHIAZINE [HSDB]
    • Tox21_111090_1
    • Tox21_111090
    • Nemazine [veterinary] (TN)
    • HMS1607G06
    • NSC760392
    • a phenothiazine
    • SW197745-2
    • Phenothiazinum (INN-Latin)
    • DTXCID301126
    • NCGC00091146-03
    • BRD-K59597909-001-17-6
    • MLS000069413
    • NCGC00091146-02
    • HMS2230N12
    • BBL011728
    • BDBM50012855
    • AB00572590_12
    • NCGC00091146-04
    • DTXSID5021126
    • MFCD00005015
    • NCGC00091146-08
    • EPA Pesticide Chemical Code 064501
    • EC 202-196-5
    • CAS-92-84-2
    • Phenothiazine, VETRANAL(TM), analytical standard
    • NSC-2037
    • DB11447
    • Phenothiazinum
    • CHEBI:37931
    • Fenothiazine [Dutch]
    • 92-84-2
    • EINECS 202-196-5
    • PHENOTHIAZINE [USP-RS]
    • HMS3715J12
    • 75788-67-9
    • phenothiazin
    • Phenothiazinum [INN-Latin]
    • STK205834
    • F0266-2850
    • PS-3980
    • W-100270
    • CCG-101115
    • CCRIS 5877
    • ALIMEMAZINE HEMITARTRATE IMPURITY C [EP IMPURITY]
    • F90393
    • Phenothiazine, purum, >=98.0% (GC)
    • HMS2052I13
    • BRD-K59597909-001-20-0
    • Opera_ID_1719
    • cid_7108
    • EN300-19084
    • PHENOTHIAZINE, REFERENCE STANDARD
    • SMR000059045
    • ALIMEMAZINE HEMITARTRATE IMPURITY C (EP IMPURITY)
    • Tox21_400010
    • Pharmakon1600-01506171
    • PHENOTHIAZINE [WHO-DD]
    • Q410846
    • NCGC00091146-05
    • MLS002152928
    • Z104472694
    • HSDB 5279
    • PROMETHAZINE HYDROCHLORIDE IMPURITY A [EP IMPURITY]
    • BRN 0143237
    • Fenotiazina (INN-Spanish)
    • HY-Y0055
    • SCHEMBL9114
    • SR-01000721844-3
    • Phenothiazine,C12H9NS,92-84-2
    • CHEMBL828
    • MDL： MFCD00005015
    • Inchi： 1S/C12H9NS/c1-3-7-11-9(5-1)13-10-6-2-4-8-12(10)14-11/h1-8,13H
    • InChI Key： WJFKNYWRSNBZNX-UHFFFAOYSA-N
    • SMILES： S1C2C(=CC=CC=2)NC2C1=CC=CC=2
    • BRN： 143237

Computed Properties

  • Exact Mass: 199.04600
  • Monoisotopic Mass: 199.04557
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 2
  • Heavy Atom Count: 14
  • Rotatable Bond Count: 0
  • Complexity: 187
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • XLogP3: 4.2
  • Topological Polar Surface Area: 37.3
  • Surface Charge: 0
  • Tautomer Count: nothing

Experimental Properties

  • Color/Form: Yellow to green powder or flake crystals
  • Density: 1.362
  • Melting Point: 182-187?°C (lit.)
  • Boiling Point: 371?°C(lit.)
  • Flash Point: 202°C
  • Refractive Index: 1.6353
  • PH: 6 (10g/l, H2O, 20℃)(aqueous suspension)
  • Solubility: 0.127mg/l
  • Water Partition Coefficient: 2 mg/L (25 oC)
  • Stability/Shelf Life: Stable. Combustible. Incompatible with strong oxidizing agents, strong acids. May discolour upon exposure to light.
  • PSA: 37.33000
  • LogP: 4.03280
  • Merck: 7252
  • Sensitiveness: Light Sensitive
  • Solubility: Soluble in diethyl ether, benzene, acetic acid, chloroform and petroleum Britain, slightly soluble in ethanol, insoluble in water.
  • Vapor Pressure: 0.0±0.8 mmHg at 25°C

Phenothiazine Security Information

  • Symbol: GHS07
  • Prompt：dangerous
  • Signal Word：Warning
  • Hazard Statement： H317,H413
  • Warning Statement： P280
  • Hazardous Material transportation number：NONH for all modes of transport
  • WGK Germany：1
  • Hazard Category Code： 22-43-48/22-52/53
  • Safety Instruction： S26-S36-S61-S36/37/39-S29
  • FLUKA BRAND F CODES：8-23
  • RTECS：SN5075000
  • Hazardous Material Identification： Xi N
  • TSCA：Yes
  • Storage Condition：Store at room temperature
  • Risk Phrases：R36/38; R43; R51/53

Phenothiazine Customs Data

  • HS CODE：29343090
  • Customs Data：

    China Customs Code:

    2934300000

    Overview:

    2934300000. Compounds containing a phenothiazine ring system(Phenothiazine ring system, whether hydrogenated or not,Compounds not further fused ). VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2934300000. other compounds containing in the structure a phenothiazine ring-system (whether or not hydrogenated), not further fused. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Phenothiazine Pricemore >>

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Phenothiazine Production Method

Production Method 1

Reaction Conditions
1.1 Catalysts: Ferric citrate Solvents: Dimethylformamide ;  25 - 30 °C; 30 °C → 110 °C; 2 h, 110 °C
1.2 Reagents: Potassium carbonate ;  6 h, 110 °C
Reference
Efficient and Regioselective Synthesis of Phenothiazine via Ferric Citrate Catalyzed C-S/C-N Cross-Coupling
Das, Tonmoy Chitta; Imam Quadri, Syed Aziz; Farooqui, Mazahar, Letters in Organic Chemistry, 2019, 16(1), 16-24

Production Method 2

Reaction Conditions
1.1 Reagents: Sodium tert-butoxide Solvents: Ethyl acetate ;  2 h, 20 °C
1.2 Reagents: Water
Reference
One-Pot Tandem Access to Phenothiazine Derivatives from Acetanilide and 2-Bromothiophenol via Rhodium-Catalyzed C-H Thiolation and Copper-Catalyzed C-N Amination
Rui, Xiyan; Wang, Chao; Si, Dongjuan; Hui, Xuechao; Li, Keting; et al, Journal of Organic Chemistry, 2021, 86(9), 6622-6632

Production Method 3

Reaction Conditions
1.1 Reagents: Sulfur ,  Hydrogen sulfide Catalysts: Iodine ;  rt → 180 °C; 30 min, 180 °C
Reference
Method of obtaining phenothiazine
, Russian Federation, , ,

Production Method 4

Reaction Conditions
1.1 Reagents: Potassium carbonate Catalysts: Cuprous iodide Solvents: Dimethyl sulfoxide ;  48 h, 120 °C
Reference
Synthesis of phenothiazines via ligand-free CuI-catalyzed cascade C-S and C-N coupling of aryl ortho-dihalides and ortho-aminobenzenethiols
Dai, Chuan; Sun, Xiaofei; Tu, Xingzhao; Wu, Li; Zhan, Dan; et al, Chemical Communications (Cambridge, 2012, 48(43), 5367-5369

Production Method 5

Reaction Conditions
1.1 Solvents: Isopropanol ;  36 h, rt
Reference
Hydrogen bonding promoted simple and clean photo-induced reduction of C-X bond with isopropanol
Cao, Dawei; Yan, Chaoxian; Zhou, Panpan; Zeng, Huiying; Li, Chao-Jun, Chemical Communications (Cambridge, 2019, 55(6), 767-770

Production Method 6

Reaction Conditions
1.1 Reagents: Cesium carbonate Solvents: Dimethylformamide ;  10 h, 130 °C; 130 °C → rt
1.2 Solvents: Water ;  rt
Reference
Transition-metal-free synthesis of phenothiazines from S-2-acetamidophenyl ethanethioate and ortho-dihaloarenes
Zhou, Yue; Zeng, Qingle; Zhang, Li, Synthetic Communications, 2017, 47(7), 710-715

Production Method 7

Reaction Conditions
1.1 Reagents: Tetrabutylammonium cyanide Solvents: Acetonitrile ;  30 min, rt
Reference
A highly selective phenothiazine-based fluorescence 'turn-on' indicator based on cyanide-promoted novel protection/deprotection mechanism
Garg, Bhaskar; Ling, Yong-Chien, Chemical Communications (Cambridge, 2015, 51(42), 8809-8812

Production Method 8

Reaction Conditions
1.1 Reagents: Thioacetamide ,  Cesium carbonate Catalysts: Cuprous iodide Solvents: Dimethyl sulfoxide ,  Water ;  20 h, 120 °C
1.2 Reagents: Water
Reference
Ligand-free copper-catalyzed synthesis of diaryl thioethers from aryl halides and thioacetamide
Tao, Chuanzhou; Lv, Aifeng; Zhao, Nan; Yang, Shuai; Liu, Xiaolang; et al, Synlett, 2011, (1), 134-138

Production Method 9

Reaction Conditions
1.1 Reagents: Iodine ,  Sulfur ;  30 min, 180 - 200 °C
Reference
New class of potent antinociceptive and antiplatelet 10H-phenothiazine-1-acylhydrazone derivatives
Silva, Gildasio A.; Costa, Luciana M. M.; Brito, Fernanda C. F.; Miranda, Ana L. P.; Barreiro, Eliezer J.; et al, Bioorganic & Medicinal Chemistry, 2004, 12(12), 3149-3158

Production Method 10

Reaction Conditions
1.1 Reagents: Hydrogen peroxide Solvents: Methanol
Reference
Cyclohepta[b][1,4]benzothiazines and their diazine analogs. 1. Formation and reactions of cyclohepta[b][1,4]benzothiazines
Shindo, Kimio; Ishikawa, Sumio; Nozoe, Tetsuo, Bulletin of the Chemical Society of Japan, 1985, 58(1), 165-71

Production Method 11

Reaction Conditions
1.1 Reagents: Diboronic acid Solvents: Toluene ;  8 h, 100 °C
Reference
Catalyst- and additive-free chemoselective reduction of sulfoxides into sulfides using B2(OH)4 as a deoxygenative agent
Fan, Jixia; Du, Yifan; Zhao, Rongrong; Liu, Qixing; Zhou, Haifeng, Tetrahedron, 2023, 140,

Production Method 12

Reaction Conditions
1.1 Reagents: Diboronic acid Solvents: Toluene ;  8 h, 100 °C
Reference
Preparation of aryl(alkyl)thioethers by reduction of aryl(alkyl)sulfoxides
, China, , ,

Production Method 13

Reaction Conditions
1.1 Reagents: Potassium tert-butoxide Solvents: Ethyl acetate ;  30 min, 20 °C
1.2 Solvents: Water
Reference
Deacetylation of Unactivated Amide Bonds in Heterocyclic Systems Using t-BuOK
Yoo, Minjin; Jung, Kwan-Young, ChemistrySelect, 2018, 3(5), 1527-1530

Production Method 14

Reaction Conditions
1.1 Reagents: Sulfur
Reference
Zeolite-catalyzed thionation of diphenyl-type compounds
Jiang, Wei; Wang, Qi Long; Ma, Yu Dao; Zuo, Bo Jun; Wang, Lei, Chinese Chemical Letters, 1997, 8(5), 381-384

Production Method 15

Reaction Conditions
1.1 Reagents: Sulfur Catalysts: 12-Tungstophosphoric acid
Reference
Method for producing phenothiazine derivatives by cyclosulfurization of diphenylamine with sulfur
, Japan, , ,

Production Method 16

Reaction Conditions
1.1 Reagents: Cesium carbonate Solvents: Dimethylformamide ;  10 h, 150 °C; 150 °C → rt
1.2 Reagents: Water
Reference
Catalyst-free synthesis process of phenothiazine intermediate by cyclizaiton of 2-acetamidophenyl S-thioacetate and o-dihaloarene
, China, , ,

Production Method 17

Reaction Conditions
1.1 Reagents: Iodine ,  S8
Reference
Microwave-assisted phenothiazine preparation by thionation of diphenylamines
Filip, Sorin V.; Silberg, Ioan A.; Surducan, Emanoil; Vlassa, Mircea; Surducan, Vasile, Synthetic Communications, 1998, 28(2), 337-345

Production Method 18

Reaction Conditions
1.1 Reagents: Iodine ,  Sulfur ;  100 °C
Reference
Synthesis and anticonvulsant activity (chemo shock) of phenothiazine amino acid derivatives
Pandeya, Surendra Nath; Yadav, Meena K.; Tripathi, Laxmi, Chemical Science Transactions, 2013, 2(1), 123-128

Production Method 19

Reaction Conditions
1.1 Reagents: Pinacolborane Catalysts: Triethylborane ,  Potassium hydroxide Solvents: Tetrahydrofuran ;  24 h, 25 °C
1.2 Reagents: Sodium hydroxide Solvents: Water ;  1 h, 25 °C
Reference
Combined KOH/BEt3 Catalyst for Selective Deaminative Hydroboration of Aromatic Carboxamides for Construction of Luminophores
Yao, Wubing ; Wang, Jiali; Zhong, Aiguo; Li, Jinshan; Yang, Jianguo, Organic Letters, 2020, 22(20), 8086-8090

Production Method 20

Reaction Conditions
1.1 Reagents: Hydrogen Catalysts: Molybdenum oxide (MoO3) ,  Platinum ,  Titania ;  24 h, 120 °C
Reference
Hydrodeoxygenation of sulfoxides to sulfides by a Pt and MoOx co-loaded TiO2 catalyst
Touchy, Abeda Sultana; Hakim Siddiki, S. M. A.; Onodera, Wataru; Kon, Kenichi; Shimizu, Ken-ichi, Green Chemistry, 2016, 18(8), 2554-2560

Production Method 21

Reaction Conditions
1.1 Reagents: S8 Catalysts: Iodine
Reference
Thiation under microwave irradiation I: synthesis of phenothiazines
Villemin, Didier; Vlieghe, Xavier, Sulfur Letters, 1998, 21(5), 191-198

Phenothiazine Raw materials

Phenothiazine Preparation Products

Phenothiazine Suppliers

Suzhou Senfeida Chemical Co., Ltd
Gold Member
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(CAS:92-84-2)Phenothiazine
Order Number:sfd5223
Stock Status:in Stock
Quantity:200kg
Purity:99.9%
Pricing Information Last Updated:Friday, 19 July 2024 14:33
Price ($):discuss personally
Amadis Chemical Company Limited
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(CAS:92-84-2)Phenothiazine
Order Number:A1205756
Stock Status:in Stock
Quantity:5kg
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 03:42
Price ($):189.0
Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:92-84-2)Phenothiazine
Order Number:LE1587;LE1883464;LE9444
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 11:41
Price ($):discuss personally

Phenothiazine Spectrogram

1H NMR 300 MHz DMSO
1H NMR
13C NMR
13C NMR

Phenothiazine Related Literature

Related Categories

Additional information on Phenothiazine

Phenothiazine and Its Applications in Modern Chemical Biology

Phenothiazine, a compound with the chemical formula C??H?NS and a CAS number of 92-84-2, has been a cornerstone in the field of chemical biology for decades. This heterocyclic organic compound, characterized by its phenothiazine ring structure, has found extensive applications in pharmaceuticals, agrochemicals, and material science. The versatility of Phenothiazine stems from its unique electronic properties and ability to interact with various biological targets, making it a subject of intense research interest.

The molecular structure of Phenothiazine consists of a benzene ring fused to a thiazine ring, which contains sulfur and nitrogen atoms. This arrangement imparts significant chemical reactivity and biological activity. Over the years, researchers have explored its derivatives to develop novel therapeutic agents. One of the most notable applications of Phenothiazine derivatives is in the treatment of neurological disorders. For instance, chlorpromazine, a derivative of Phenothiazine, revolutionized the management of schizophrenia in the mid-20th century.

In recent years, advancements in synthetic chemistry have enabled the development of more sophisticated Phenothiazine derivatives with enhanced pharmacological properties. These derivatives have been investigated for their potential in treating a wide range of diseases, including cancer, inflammation, and infectious diseases. The ability of Phenothiazine-based compounds to modulate enzyme activity and receptor binding has made them valuable tools in drug discovery.

One particularly exciting area of research involves the use of Phenothiazine derivatives as photosensitizers in photodynamic therapy (PDT). PDT is a minimally invasive treatment that uses light-activated compounds to kill cancer cells. Certain Phenothiazine derivatives have shown promise in this context due to their ability to generate reactive oxygen species upon exposure to light, leading to targeted cell destruction. Recent studies have demonstrated the efficacy of these compounds in preclinical models for various cancers, including melanoma and glioblastoma.

Another emerging application of Phenothiazine is in the field of materials science. The unique electronic properties of Phenothiazine make it an excellent candidate for use in organic semiconductors and conductive polymers. Researchers have incorporated Phenothiazine into polymer matrices to create materials with enhanced electrical conductivity and optical properties. These materials have potential applications in flexible electronics, organic light-emitting diodes (OLEDs), and solar cells.

The synthesis of Phenothiazine derivatives continues to be an active area of research. Modern synthetic methods have enabled the construction of complex molecular architectures with precise control over stereochemistry. Techniques such as transition metal-catalyzed cross-coupling reactions have been particularly useful in generating novel Phenothiazine derivatives with tailored biological activities. These advances have opened up new avenues for drug discovery and development.

In conclusion, Phenothiazine (CAS no. 92-84-2) remains a vital compound in modern chemical biology. Its diverse applications span pharmaceuticals, materials science, and beyond. The ongoing research into its derivatives continues to yield promising results with potential implications for treating various diseases and developing advanced materials. As synthetic chemistry and biotechnology evolve, the future looks bright for further exploration and utilization of Phenothiazine-based compounds.

92-84-2 (Phenothiazine) Related Products

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Suzhou Senfeida Chemical Co., Ltd
(CAS:92-84-2)Phenothiazine
sfd5223
Purity:99.9%
Quantity:200kg
Price ($):Inquiry
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Amadis Chemical Company Limited
(CAS:92-84-2)Phenothiazine
A1205756
Purity:99%
Quantity:5kg
Price ($):189.0
Email