Cas no 9001-73-4 (Papain)

Papain is a proteolytic enzyme extracted from Papaya latex, exhibiting high activity in breaking down protein structures. Its key advantages include efficient digestion of complex proteins, improved solubility and emulsification capabilities, and potential applications in food processing, pharmaceuticals, and biotechnology industries.
Papain structure
Papain structure
Product Name:Papain
CAS No:9001-73-4
MF:232-627-2
MW:0
MDL:MFCD00131791
CID:48131
PubChem ID:9369
Update Time:2025-06-19

Papain Chemical and Physical Properties

Names and Identifiers

    • Papain
    • arbuz
    • caroid
    • nematolyt
    • summetrin
    • tromasin
    • vegetablepepsin
    • IMMOBILIZED PAPAIN
    • Papain food grade
    • Papain from Carica papaya Latex(Lyophilized)
    • PAPAIN FROM PAPAYA JUICE
    • PAPAIN(RG)
    • ≥3 units
    • Papain, for biochemistry
    • Poly(vinyl alcohol) 1788
    • Velardon
    • Vermizym
    • 2-(3-aminopropanoylamino)-3-(3H-imidazol-4-yl)propanoic acid
    • Ribonuclease A
    • .beta.-Alanyl-L-histidine
    • Ficin, Powder
    • L-Histidine, .beta.-alanyl-
    • Carnosine; Karnozin; Karnozzn
    • BCP13131
    • NSC524045
    • EBD2303224
    • NCI60_004277
    • 2-(3-amino-propanoylamino)-3-(1H-imidazol-4-yl)-propionic acid
    • beta-Alanyl-L-histidine
    • Adolph's Meat Tenderizer
    • Collupulin
    • Collupulin L
    • Collupulin MG
    • Cristalase
    • E.C. 3.4.22.2
    • E.C. 3.4.4.10
    • Fermizyme V 100
    • Liquipanol
    • Liquipanol T-200
    • M 0009
    • MeSH ID: D010206
    • P 3375
    • Panol II
    • Papain 300
    • Papain 6000
    • PAPAIN 6000L
    • Papain DF
    • Papain F
    • Papain FL 3
    • Papain M-40
    • Papain W 40
    • Papainase
    • Papaine
    • Papase
    • Papayaze
    • Papayotin
    • PB 01
    • PH 9028
    • Pro-Fix 500
    • Profix 100
    • Profix 100L
    • Profix 200L
    • Profix 6500
    • Profix Conc
    • Promod 114
    • Promod 144
    • Promod 144MG
    • Protease V 100
    • Sigma P 3375
    • Vinozym P
    • SY040645
    • 9001-73-4
    • DL-(3-aminopropanoyl)histidine
    • DA-57439
    • 108333-82-0
    • CQOVPNPJLQNMDC-UHFFFAOYSA-N
    • 2-(3-aminopropanoylamino)-3-(1H-imidazol-5-yl)propanoic acid
    • NS00014799
    • NSC-524045
    • Nuclease, ribo-
    • AKOS015905612
    • CHEMBL18545
    • BRD-A96051074-001-02-2
    • DTXSID50861860
    • AKOS030238597
    • DA-56585
    • beta-Alanylhistidine
    • L-Histidine, N-.beta.-alanyl-
    • 9001-99-4
    • SCHEMBL33768
    • L-HISTIDINE, N-beta-ALANYL-
    • 2-(3-aminopropanamido)-3-(1H-imidazol-5-yl)propanoic acid
    • EN300-717716
    • MDL: MFCD00131791
    • Inchi: 1S/C9H14N4O3/c10-2-1-8(14)13-7(9(15)16)3-6-4-11-5-12-6/h4-5,7H,1-3,10H2,(H,11,12)(H,13,14)(H,15,16)
    • InChI Key: CQOVPNPJLQNMDC-UHFFFAOYSA-N
    • SMILES: O([H])C(C([H])(C([H])([H])C1=C([H])N=C([H])N1[H])N([H])C(C([H])([H])C([H])([H])N([H])[H])=O)=O

Computed Properties

  • Exact Mass: 883.492935
  • Monoisotopic Mass: 883.492935
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 4
  • Hydrogen Bond Acceptor Count: 5
  • Heavy Atom Count: 16
  • Rotatable Bond Count: 6
  • Complexity: 259
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 16
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 2
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 121
  • XLogP3: -4

Experimental Properties

  • Color/Form: White to light brownish yellow amorphous powder or liquid
  • Density: 1.0±0.1 g/cm3
  • Melting Point: No data available
  • Boiling Point: 319.6±11.0 °C at 760 mmHg
  • Flash Point: 29 °C
  • Solubility: H2O: soluble1.2mg/mL
  • Water Partition Coefficient: Soluble in water, insoluble in most organic solvents.
  • Solubility: Soluble in water, glycerol, insoluble in ethanol, chloroform and diethyl ether, almost insoluble in most organic solvents
  • Merck: 7016

Papain Security Information

  • Symbol: GHS07 GHS08
  • Signal Word:Danger
  • Hazard Statement: H315,H319,H334,H335
  • Warning Statement: P261,P305+P351+P338,P342+P311
  • Hazardous Material transportation number:NONH for all modes of transport
  • WGK Germany:1
  • Hazard Category Code: 36/37/38-42
  • Safety Instruction: 22-24-26-36/37
  • RTECS:RU4950000
  • Hazardous Material Identification: Xn
  • TSCA:Yes
  • Storage Condition:Powder -80°C 2 years ? -20°C 1 year In solvent -80°C 6 months ? -20°C 1 month

Papain Pricemore >>

Related Categories No. Product Name Cas No. Purity Specification Price update time Inquiry
XI GE MA AO DE LI QI ( SHANG HAI ) MAO YI Co., Ltd.
76216-50MG
Papain
9001-73-4 solution, light brown, ≥10U/mg protein (~25 mg/ml)
50MG
¥749.19 2022-02-23
XI GE MA AO DE LI QI ( SHANG HAI ) MAO YI Co., Ltd.
76216-250MG
Papain
9001-73-4 solution, light brown, ≥10U/mg protein (~25 mg/ml)
250MG
¥2624.99 2022-02-23
XI GE MA AO DE LI QI ( SHANG HAI ) MAO YI Co., Ltd.
76216-1G
Papain
9001-73-4 solution, light brown, ≥10U/mg protein (~25 mg/ml)
1G
¥8743.94 2022-02-23
XI GE MA AO DE LI QI ( SHANG HAI ) MAO YI Co., Ltd.
76220-25G
Papain
9001-73-4 powder, ≥3 U/mg
25G
1315.57 2021-05-21
XI GE MA AO DE LI QI ( SHANG HAI ) MAO YI Co., Ltd.
76220-100G
Papain
9001-73-4 powder, ≥3 U/mg
100G
5219.09 2021-05-21
XI GE MA AO DE LI QI ( SHANG HAI ) MAO YI Co., Ltd.
P4762-25MG
Papain
9001-73-4
25mg
¥576.93 2023-09-20
XI GE MA AO DE LI QI ( SHANG HAI ) MAO YI Co., Ltd.
P4762-50MG
Papain
9001-73-4
50mg
¥1003.93 2023-09-20
XI GE MA AO DE LI QI ( SHANG HAI ) MAO YI Co., Ltd.
P4762-100MG
Papain
9001-73-4
100mg
¥1715.19 2023-09-20
XI GE MA AO DE LI QI ( SHANG HAI ) MAO YI Co., Ltd.
P4762-500MG
Papain
9001-73-4
500mg
¥6906.33 2023-09-20
XI GE MA AO DE LI QI ( SHANG HAI ) MAO YI Co., Ltd.
P4762-1G
Papain
9001-73-4
1g
¥10335.51 2023-09-20

Papain Production Method

Production Method 1

Reaction Conditions
1.1 Reagents: Nitric acid Solvents: Water ;  3 h, 80 °C
1.2 Solvents: Toluene ;  12 h, 110 °C
1.3 Solvents: Ethanol ;  3 h, 65 °C
1.4 Solvents: Water ;  36 h, pH 7, 0 °C
Reference
Covalent immobilization of papain on coconut shell activated carbon
Liu, Hong-mei; Wang, Sha; Xiong, Di; Xiong, Chun-rong, Fudan Xuebao, 2012, 51(5), 553-558

Production Method 2

Reaction Conditions
1.1 Solvents: Water ;  24 h, pH 7.5, cooled
Reference
Enantioselective reductive amination of α-keto acids by papain-based semisynthetic enzyme
Chen, Chun-Xiang; Jiang, Bo; Branford-White, C.; Zhu, Li-Min, Biochemistry (Moscow), 2009, 74(1), 36-40

Papain Raw materials

Papain Preparation Products

Papain Suppliers

Suzhou Senfeida Chemical Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:9001-73-4)Papain
Order Number:sfd13339
Stock Status:in Stock
Quantity:200kg
Purity:99.9%
Pricing Information Last Updated:Friday, 19 July 2024 14:36
Price ($):discuss personally
Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:9001-73-4)Papain
Order Number:LE18380;LE551
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:19
Price ($):discuss personally

Papain Related Literature

Recommended suppliers
Suzhou Senfeida Chemical Co., Ltd
(CAS:9001-73-4)Papain
sfd13339
Purity:99.9%
Quantity:200kg
Price ($):Inquiry
Email
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:9001-73-4)Papain
LE18380;LE551
Purity:99%/99%
Quantity:25KG,200KG,1000KG/25KG,200KG,1000KG
Price ($):Inquiry/Inquiry
Email