S-Trityl-L-cysteinamide

S-三苯甲基-L-半胱氨酰胺

Also known as: H-Cys(Trt)-NH2, H-L-Cys(Trt)-NH2, S-Trityl-L-cysteine amide, (2R)-2-amino-3-(tritylthio)propanamide, PropanaMide,2-aMino-3-[(triphenylMethyl)thio]-, (2R)-

S-Trityl-L-cysteinamide (CAS 166737-85-5) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C22H23ClN2OS and a molecular weight of 398.94900 g/mol. It is also known as H-Cys(Trt)-NH2, H-L-Cys(Trt)-NH2 and S-Trityl-L-cysteine amide. Key properties include a boiling point of 531.7ºC at 760 mmHg, a density of 1.183g/cm3 and a flash point of 275.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
166737-85-5
Jingsj CID
J-1516676-2
Molecular Formula
C22H23ClN2OS
Chinese Name
S-三苯甲基-L-半胱氨酰胺
Molecular Weight
398.94900 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point531.7ºC at 760 mmHg
Density1.183g/cm3
Flash Point275.4ºC

Frequently Asked Questions

What is the CAS number of S-Trityl-L-cysteinamide?

The CAS number of S-Trityl-L-cysteinamide is 166737-85-5.

What are the molecular formula and molecular weight of S-Trityl-L-cysteinamide?

S-Trityl-L-cysteinamide has molecular formula C22H23ClN2OS and molecular weight 398.94900 g/mol.

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

Last updated:

How to cite: Jingsj. "S-Trityl-L-cysteinamide (CAS 166737-85-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516676-2 (accessed 2026-10-25).

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