Papain

木瓜蛋白酶

Also known as: Papainase, Papaya proteinase I, Velardon, Vermizym, papain from carica papaya, papain from papaya latex

Papain (CAS 9001-73-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C19H29N7O6 and a molecular weight of 226.23246 g/mol. It is also known as Papainase, Papaya proteinase I and Velardon. Key properties include a density of 1.5±0.1 g/cm3 and a flash point of 29 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
9001-73-4
Jingsj CID
J-1095098-2
Molecular Formula
C19H29N7O6
Chinese Name
木瓜蛋白酶
Molecular Weight
226.23246 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Density1.5±0.1 g/cm3
Flash Point29 °C

GHS Safety & Compliance

Irritant / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Papain?

The CAS number of Papain is 9001-73-4.

What are the molecular formula and molecular weight of Papain?

Papain has molecular formula C19H29N7O6 and molecular weight 226.23246 g/mol.

Is Papain hazardous?

Papain has GHS signal word Danger.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Papain (CAS 9001-73-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1095098-2 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.