(5-Methyl-1H-indol-3-yl)acetic acid hydrazide

(5-甲基-1H-吲哚-3-基)-乙酸肼

Also known as: 1H-Indole-3-acetic acid, 5-methyl-, hydrazide, 5-Methylindole-3-acetic acid hydrazide, 2-(5-Methyl-1H-indol-3-yl)acetohydrazide, M-3995

(5-Methyl-1H-indol-3-yl)acetic acid hydrazide (CAS 21909-52-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H13N3O and a molecular weight of 203.24000 g/mol. It is also known as 1H-Indole-3-acetic acid, 5-methyl-, hydrazide, 5-Methylindole-3-acetic acid hydrazide and 2-(5-Methyl-1H-indol-3-yl)acetohydrazide. Key properties include a boiling point of 516.8ºC at 760 mmHg, a density of 1.265g/cm3 and a flash point of 266.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21909-52-4
Jingsj CID
J-1031681-0
Molecular Formula
C11H13N3O
Chinese Name
(5-甲基-1H-吲哚-3-基)-乙酸肼
Molecular Weight
203.24000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point516.8ºC at 760 mmHg
Density1.265g/cm3
Flash Point266.4ºC

Frequently Asked Questions

What is the CAS number of (5-Methyl-1H-indol-3-yl)acetic acid hydrazide?

The CAS number of (5-Methyl-1H-indol-3-yl)acetic acid hydrazide is 21909-52-4.

What are the molecular formula and molecular weight of (5-Methyl-1H-indol-3-yl)acetic acid hydrazide?

(5-Methyl-1H-indol-3-yl)acetic acid hydrazide has molecular formula C11H13N3O and molecular weight 203.24000 g/mol.

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

Last updated:

How to cite: Jingsj. "(5-Methyl-1H-indol-3-yl)acetic acid hydrazide (CAS 21909-52-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1031681-0 (accessed 2026-10-25).

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