1-Methyl-1H-pyrrolo[2,3-b]pyridin-5-ol

1-甲基-1H-吡咯并[2,3-b]吡啶-5-醇

Also known as: 1-Methyl-7-azaindole-5-ol, 1-methylpyrrolo[2,3-b]pyridin-5-ol, 1H-Pyrrolo[2,3-b]pyridin-5-ol, 1-methyl- (9CI), 5-hydroxy-1-methyl-1H-pyrrolo[2,3-b]pyridine

1-Methyl-1H-pyrrolo[2,3-b]pyridin-5-ol (CAS 737003-45-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8N2O and a molecular weight of 148.16200 g/mol. It is also known as 1-Methyl-7-azaindole-5-ol, 1-methylpyrrolo[2,3-b]pyridin-5-ol and 1H-Pyrrolo[2,3-b]pyridin-5-ol, 1-methyl- (9CI). Key properties include a boiling point of 335.5ºC at 760 mmHg, a density of 1.27g/cm3 and a flash point of 156.7ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
737003-45-1
Jingsj CID
J-1032026-4
Molecular Formula
C8H8N2O
Chinese Name
1-甲基-1H-吡咯并[2,3-b]吡啶-5-醇
Molecular Weight
148.16200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point335.5ºC at 760 mmHg
Density1.27g/cm3
Flash Point156.7ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1-Methyl-1H-pyrrolo[2,3-b]pyridin-5-ol?

The CAS number of 1-Methyl-1H-pyrrolo[2,3-b]pyridin-5-ol is 737003-45-1.

What are the molecular formula and molecular weight of 1-Methyl-1H-pyrrolo[2,3-b]pyridin-5-ol?

1-Methyl-1H-pyrrolo[2,3-b]pyridin-5-ol has molecular formula C8H8N2O and molecular weight 148.16200 g/mol.

Is 1-Methyl-1H-pyrrolo[2,3-b]pyridin-5-ol hazardous?

1-Methyl-1H-pyrrolo[2,3-b]pyridin-5-ol has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1-Methyl-1H-pyrrolo[2,3-b]pyridin-5-ol (CAS 737003-45-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1032026-4 (accessed 2026-10-22).

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