2-Methylindolin-1-amine

Also known as: 1-amino-2,3-dihydro-2-methylindole, 1-amino-2-methylindoline, 2,3-dihydro-2-methyl-1H-indol-1-amine, 2-Methyl-2,3-dihydro-1H-indole-1-amine, 2-Methylindoline-1-amine, 2-methyl-2,3-dihydroindol-1-amine, N-amino-2-methylindoline, EINECS 250-683-6, Indapamide Impurity 16, MFCD07772118

2-Methylindolin-1-amine (CAS 31529-46-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H12N2 and a molecular weight of 148.20500 g/mol. Key properties include a melting point of 120 °C (dec.)(lit.), a boiling point of 256.9ºC at 760 mmHg, a density of 1.08 g/cm3 and a flash point of 130.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 31529-46-1
Jingsj CID: J-31169-3
Molecular Formula: C₉H₁₂N₂
Molecular Weight: 148.20500 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	120 °C (dec.)(lit.)
Boiling Point	256.9ºC at 760 mmHg
Density	1.08 g/cm3
Flash Point	130.2ºC
Exact Mass	148.10000
PSA	29.26000
LogP	2.07660
Refractive Index	1.579

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. 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-Methylindolin-1-amine?

The CAS number of 2-Methylindolin-1-amine is 31529-46-1.

What are the molecular formula and molecular weight of 2-Methylindolin-1-amine?

2-Methylindolin-1-amine has molecular formula C9H12N2 and molecular weight 148.20500 g/mol.

What are the upstream and downstream products of 2-Methylindolin-1-amine?

For 2-Methylindolin-1-amine, Upstream Products: 2-Methylindoline, Hydroxylamine-O-sulfonic acid; Downstream Products: Indapamide.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-Methylindolin-1-amine (CAS 31529-46-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31169-3 (accessed 2026-11-09).

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