1-(Phenylsulfonyl)-1H-indole-3-carboxylic acid

1-(苯磺酰基)-1H-吲哚-3-羧酸

Also known as: 1-(benzenesulfonyl)-1H-indole-3-carboxylic acid, 1-(phenylsulfonyl)indole-3-carboxylic acid, 1-benzenesulfonylindole-3-carboxylic acid, 3-Carboxy-1-(phenylsulfonyl)-1H-indole, 3-Carboxy-1-(phenylsulphonyl)-1H-indole, 1-PHENYLSULPHONYLINDOLE-3-CARBOXYLIC ACID, RARECHEM AL BE 1326

1-(Phenylsulfonyl)-1H-indole-3-carboxylic acid (CAS 278593-17-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C15H11NO4S and a molecular weight of 301.31700 g/mol. It is also known as 1-(benzenesulfonyl)-1H-indole-3-carboxylic acid, 1-(phenylsulfonyl)indole-3-carboxylic acid and 1-benzenesulfonylindole-3-carboxylic acid. Key properties include a melting point of 232ºC, a boiling point of 570.7ºC at 760mmHg, a density of 1.4g/cm3 and a flash point of 299ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
278593-17-2
Jingsj CID
J-1359826-4
Molecular Formula
C15H11NO4S
Chinese Name
1-(苯磺酰基)-1H-吲哚-3-羧酸
Molecular Weight
301.31700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point232ºC
Boiling Point570.7ºC at 760mmHg
Density1.4g/cm3
Flash Point299ºC

Frequently Asked Questions

What is the CAS number of 1-(Phenylsulfonyl)-1H-indole-3-carboxylic acid?

The CAS number of 1-(Phenylsulfonyl)-1H-indole-3-carboxylic acid is 278593-17-2.

What are the molecular formula and molecular weight of 1-(Phenylsulfonyl)-1H-indole-3-carboxylic acid?

1-(Phenylsulfonyl)-1H-indole-3-carboxylic acid has molecular formula C15H11NO4S and molecular weight 301.31700 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(Phenylsulfonyl)-1H-indole-3-carboxylic acid (CAS 278593-17-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1359826-4 (accessed 2026-10-22).

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