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2,3-dihydro-1H-indol-2-ylmethanol

Also known as: 2-(Hydroxymethyl)indoline, indolin-2-ylmethanol, indoline-2-ylmethanol, 2-Indolinemethanol, 2,3-dihydro-2-(hydroxymethyl)-1H-indole, (2,3-dihydro-1H-indol-2-yl)methanol

2,3-dihydro-1H-indol-2-ylmethanol (CAS 27640-31-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H11NO and a molecular weight of 149.19000 g/mol. Key properties include a melting point of 48-57ºC, a boiling point of 309.1ºC at 760mmHg, a density of 1.12g/cm3 and a flash point of 166ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
27640-31-9
Jingsj CID
J-1520383-5
Molecular Formula
C9H11NO
Molecular Weight
149.19000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point48-57ºC
Boiling Point309.1ºC at 760mmHg
Density1.12g/cm3
Flash Point166ºC
Exact Mass149.08400
PSA32.26000
LogP1.15350
Vapor Pressure0.000282mmHg at 25°C
Refractive Index1.565

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2,3-dihydro-1H-indol-2-ylmethanol?

The CAS number of 2,3-dihydro-1H-indol-2-ylmethanol is 27640-31-9.

What are the molecular formula and molecular weight of 2,3-dihydro-1H-indol-2-ylmethanol?

2,3-dihydro-1H-indol-2-ylmethanol has molecular formula C9H11NO and molecular weight 149.19000 g/mol.

What are the upstream and downstream products of 2,3-dihydro-1H-indol-2-ylmethanol?

For 2,3-dihydro-1H-indol-2-ylmethanol, Upstream Products: Indoline-2-carboxylic acid, Methyl 2,3-dihydro-1H-indole-2-carboxylate, Ethyl Indoline-2-carboxylate; Downstream Products: 2-(iodomethyl)-2,3-dihydro-1H-indole, Benzyl 2-(hydroxymethyl)-2,3-dihydro-1H-indole-1-carboxylate, tert-butyl 2-(hydroxymethyl)-2,3-dihydroindole-1-carboxylate.

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

Last updated:

How to cite: Jingsj. "2,3-dihydro-1H-indol-2-ylmethanol (CAS 27640-31-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1520383-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.