tos-pro-oh

N-对甲苯磺酰-L-脯氨酸

Also known as: (S)-(-)-N-(TOLUENESULFONYL)-PROLINE, (S)-N-Toluenesulfonylpyrrolidine-2-carboxylic acid, N-Toluenesulfonyl-L-proline, N-p-Tosyl-L-proline, TOS-PROLINE, TOSYL-L-PROLINE

tos-pro-oh (CAS 51077-01-1) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C12H15NO4S and a molecular weight of 269.31700 g/mol. It is also known as (S)-(-)-N-(TOLUENESULFONYL)-PROLINE, (S)-N-Toluenesulfonylpyrrolidine-2-carboxylic acid and N-Toluenesulfonyl-L-proline. Key properties include a boiling point of 467.6ºC at 760 mmHg, a density of 1.377g/cm3 and a flash point of 236.6ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 51077-01-1
Jingsj CID: J-1970558-5
Molecular Formula: C₁₂H₁₅NO₄S
Chinese Name: N-对甲苯磺酰-L-脯氨酸
Molecular Weight: 269.31700 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	467.6ºC at 760 mmHg
Density	1.377g/cm3
Flash Point	236.6ºC

GHS Safety & Compliance

Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of tos-pro-oh?

The CAS number of tos-pro-oh is 51077-01-1.

What are the molecular formula and molecular weight of tos-pro-oh?

tos-pro-oh has molecular formula C12H15NO4S and molecular weight 269.31700 g/mol.

Is tos-pro-oh hazardous?

tos-pro-oh has GHS signal word Danger.

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

Last updated: 8/21/2026

How to cite: Jingsj. "tos-pro-oh (CAS 51077-01-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1970558-5 (accessed 2026-10-24).

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