L-Cystine S,S-dioxide

L-胱氨酸-S,S-二氧化物

Also known as: Cystine Dioxide, Cystine S-Dioxide, L-Cysteine S,S-Dioxide, L-Cystinedisulfoxide, cystine disulfoxide, Cystindioxid, Cystin-S,S-dioxid, 2-Amino-3-{[(2-amino-2-carboxyethyl)sulfanyl]sulfonyl}propanoic acid, 3-(Thiosulfo)-L-alanine S-Ester with L-Cysteine, Sacsyl-cysteine

L-Cystine S,S-dioxide (CAS 30452-69-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H12N2O6S2 and a molecular weight of 272.29900 g/mol. It is also known as Cystine Dioxide, Cystine S-Dioxide and L-Cysteine S,S-Dioxide. Key properties include a boiling point of 618ºC at 760mmHg, a density of 1.702g/cm3 and a flash point of 327.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
30452-69-8
Jingsj CID
J-1002957-4
Molecular Formula
C6H12N2O6S2
Chinese Name
L-胱氨酸-S,S-二氧化物
Molecular Weight
272.29900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point618ºC at 760mmHg
Density1.702g/cm3
Flash Point327.5ºC

Frequently Asked Questions

What is the CAS number of L-Cystine S,S-dioxide?

The CAS number of L-Cystine S,S-dioxide is 30452-69-8.

What are the molecular formula and molecular weight of L-Cystine S,S-dioxide?

L-Cystine S,S-dioxide has molecular formula C6H12N2O6S2 and molecular weight 272.29900 g/mol.

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

Last updated:

How to cite: Jingsj. "L-Cystine S,S-dioxide (CAS 30452-69-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1002957-4 (accessed 2026-10-24).

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