Cas no 704-38-1 (Bis(2-thienyl) ketone)

Bis(2-thienyl) ketone structure
Bis(2-thienyl) ketone structure
Product Name:Bis(2-thienyl) ketone
CAS No:704-38-1
MF:C9H6OS2
MW:194.273339748383
MDL:MFCD00052096
CID:82997
PubChem ID:69713
Update Time:2025-04-18

Bis(2-thienyl) ketone Chemical and Physical Properties

Names and Identifiers

    • Bis(2-thienyl) ketone
    • Di-2-thienyl ketone
    • Bis(2-thienyl)ketone~Di-2-thienyl ketone
    • 2-(2-Thenoyl)thiophene
    • dithiophen-2-ylmethanone
    • Di(thiophen-2-yl)methanone
    • Di-2-thienyl methanone
    • NSC 201397
    • NSC 36725
    • GEO-02289
    • di-2-Thienylmethanone
    • 1-Butanone, 1-(5-fluoro-2-hydroxyphenyl)-
    • Di(2-thienyl)methanone #
    • 2-(then-2-oyl)thiophene
    • TIOTROPIUM BROMIDE MONOHYDRATE IMPURITY F [ EP IMPURITY]
    • CS-0043136
    • Methanone,di-2-thienyl-
    • Bis(thien-2-yl)methanone
    • Methanone, di-2-thienyl-
    • 6VH2TXT76G
    • SCHEMBL182010
    • NSC201397
    • 2,2'-Dithienyl ketone
    • Z164679560
    • TD1028
    • NSC-36725
    • Di-2-thienyl ketone; Bis(2-thienyl)ketone~Di-2-thienyl ketone; dithiophen-2-ylmethanone;Di(thiophen-2-yl)methanone
    • DTXSID50220670
    • AKOS000278592
    • Di-2-thienyl ketone, 97%
    • di-(2-thienyl)ketone
    • NSC-201397
    • NSC36725
    • W-200491
    • Maybridge1_007835
    • Di-thiophen-2-yl-methanone
    • Di-2-thienyl
    • DS-8410
    • 2-Thienyl ketone
    • Tiotropium impurity F, European Pharmacopoeia (EP) Reference Standard
    • thienyl ketone
    • A836884
    • Di(2-thienyl)methanone
    • FT-0623022
    • 704-38-1
    • bis(thiophen-2-yl)methanone
    • BIDD:GT0185
    • WLN: T5SJ BV- BT5SJ
    • Bis(2-thienyl)ketone
    • HMS563M03
    • EN300-23702
    • SY061588
    • MFCD00052096
    • Tiotropium Bromide Monohydrate Imp. F (EP); Tiotropium Bromide Imp. F (EP); Dithiophen-2-ylmethanone; Tiotropium Bromide Monohydrate Impurity F; Tiotropium Impurity F
    • BBL104230
    • STL558246
    • ALBB-024211
    • DB-022658
    • MDL： MFCD00052096
    • Inchi： 1S/C9H6OS2/c10-9(7-3-1-5-11-7)8-4-2-6-12-8/h1-6H
    • InChI Key： GUTQMBQKTSGBPQ-UHFFFAOYSA-N
    • SMILES： S1C=CC=C1C(C1=CC=CS1)=O
    • BRN： 129168

Computed Properties

  • Exact Mass: 193.98600
  • Monoisotopic Mass: 193.986006
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 1
  • Heavy Atom Count: 12
  • Rotatable Bond Count: 2
  • Complexity: 163
  • 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
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: 3.3
  • Topological Polar Surface Area: 73.6

Experimental Properties

  • Color/Form: Grayish yellow powder.
  • Density: 1.326±0.06 g/cm3 (20 oC 760 Torr),
  • Melting Point: 90-94?°C (lit.)
  • Boiling Point: 323°C at 760 mmHg
  • Flash Point: 149.1°C
  • Refractive Index: 1.5970 (estimate)
  • Solubility: Almost insoluble (0.097 g/l) (25 o C),
  • PSA: 73.55000
  • LogP: 3.04060
  • Solubility: Insoluble in water.

Bis(2-thienyl) ketone Security Information

  • Signal Word：warning
  • Hazard Statement： H315-H319
  • Warning Statement： P264+P280+P305+P351+P338+P337+P313
  • Hazardous Material transportation number：NONH for all modes of transport
  • WGK Germany：3
  • Safety Instruction： S22-S24/25
  • Storage Condition：Keep in dark place,Sealed in dry,Room Temperature
  • Safety Term：S22;S24/25

Bis(2-thienyl) ketone Customs Data

  • HS CODE：2934999090
  • Customs Data：

    China Customs Code:

    2934999090

    Overview:

    2934999090. Other heterocyclic compounds. 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:

    2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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Bis(2-thienyl) ketone Suppliers

Suzhou Senfeida Chemical Co., Ltd
Gold Member
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(CAS:704-38-1)BIS(2-THIENYL) KETONE
Order Number:sfd1234
Stock Status:in Stock
Quantity:200kg
Purity:99.9%
Pricing Information Last Updated:Friday, 19 July 2024 14:32
Price ($):discuss personally
Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:704-38-1)Bis(2-thienyl) ketone
Order Number:A836884
Stock Status:in Stock
Quantity:25g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 06:38
Price ($):312.0
Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:704-38-1)Di(thiophen-2-yl)methanone
Order Number:LE18190
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:18
Price ($):discuss personally

Bis(2-thienyl) ketone Related Literature

  • 1. Conformations of some 2-substituted furan and thiophen carbonyl compounds
    Chun Lai Cheng,Ian G. John,Geoffrey L. D. Ritchie,Peter H. Gore,Leslie Farnell J. Chem. Soc. Perkin Trans. 2 1975 744
  • 2. Conformational analysis of organic carbonyl compounds. Part 11. Conformational properties of difuryl, dithienyl, and furyl thienyl ketones studied by X-ray crystallography, n.m.r. lanthanide-induced shifts and ab-initio MO calculations
    Rois Benassi,Ugo Folli,Dario Iarossi,Luisa Schenetti,Ferdinando Taddei,Amos Musatti,Mario Nardelli J. Chem. Soc. Perkin Trans. 2 1989 1741
  • 3. Conformational isomers and rotational barriers in the ketyl radicals of thiophen and thienothiophens
    Maurizio Guerra,Gian Franco Pedulli,Marcello Tiecco,Giorgio Martelli J. Chem. Soc. Perkin Trans. 2 1974 562
  • 4. Electrocyclic aromatic substitution by the diazo group. Part 4. Periselectivity studies on the cyclisation of 1-thienyl-3-diazoalkenes: a route to 3H-thieno[1,2]diazepines
    Thomas K. Miller,John T. Sharp J. Chem. Soc. Perkin Trans. 1 1984 223
  • 5. 140. Compounds of potential pharmacological interest. Part II. Some heterocyclic and carbocyclic systems related to 1-phenylindane
    R. M. Acheson,K. E. MacPhee,P. G. Philpott,J. A. Barltrop J. Chem. Soc. 1956 698

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704-38-1 (Bis(2-thienyl) ketone) Related Products

Recommended suppliers
Suzhou Senfeida Chemical Co., Ltd
(CAS:704-38-1)BIS(2-THIENYL) KETONE
sfd1234
Purity:99.9%
Quantity:200kg
Price ($):Inquiry
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Amadis Chemical Company Limited
(CAS:704-38-1)Bis(2-thienyl) ketone
A836884
Purity:99%
Quantity:25g
Price ($):312.0
Email