Jingsj
.mol.sdf

Chymotrypsin

糜蛋白酶

Also known as: alpha-Chymotrypsin, α-Chymotrypsin, TLCK-Chymotrypsin, Chymotrypsin A, Chymotrypsin, alpha-, alfapsin, avazyme, catarase, chymar, chymolase, quimotrase, zolyse

Chymotrypsin (CAS 9004-07-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C23H25N5O8 and a molecular weight of 499.48 g/mol. It is also known as alpha-Chymotrypsin, α-Chymotrypsin and TLCK-Chymotrypsin. Key property: a melting point of 127°C. It is classified under GHS with signal word Danger and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H334 — May cause allergy or asthma symptoms if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
9004-07-3
Jingsj CID
J-50464-9
Molecular Formula
C23H25N5O8
Chinese Name
糜蛋白酶
Molecular Weight
499.48 g/mol
Category
Organic Compounds
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point127°C
Appearancesalt-free, lyophilized powder | white
Additional PropertyReconstitute in 1mM HCl. Soluble at 10mg/ml in 1mM HCl. 2mM calcium chloride serves as a stabilizer. Store aliquoted solutions at -20°C for up to a week.

GHS Safety & Compliance

Irritant / Health HazardSignal word: Danger
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H334 — May cause allergy or asthma symptoms if inhaled
  • H335 — May cause respiratory irritation

Activity & Biological Data

Additional Information[1]. W.R. Terra, et al. 4.5 - Biochemistry of Digestion, Editor(s): Lawrence I. Gilbert, Comprehensive Molecular Insect Science, Elsevier, 2005, Pages 171-224. [2]. Steven W. Cotton. Chapter 33 - Evaluation of exocrine pancreatic function, Editor(s): William Clarke, Mark A. Marzinke, Contemporary Practice in Clinical Chemistry (Fourth Edition), Academic Press, 2020, Pages 573-585.

Frequently Asked Questions

What is the CAS number of Chymotrypsin?

The CAS number of Chymotrypsin is 9004-07-3.

What are the molecular formula and molecular weight of Chymotrypsin?

Chymotrypsin has molecular formula C23H25N5O8 and molecular weight 499.48 g/mol.

Is Chymotrypsin hazardous?

Chymotrypsin has GHS signal word Danger and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H334 — May cause allergy or asthma symptoms if inhaled.

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

Last updated:

How to cite: Jingsj. "Chymotrypsin (CAS 9004-07-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-50464-9 (accessed 2026-10-28).

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