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4-Methoxy-1H-indole-3-carbaldehyde

Also known as: 4-Methoxyindole-3-carboxaldehyde, 3-Formyl-4-methoxyindole, 4-Methoxy-3-indolecarboxaldehyde, 4-Methoxyindole-3-aldehyde, MFCD00152191

4-Methoxy-1H-indole-3-carbaldehyde (CAS 90734-97-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9NO2 and a molecular weight of 175.18400 g/mol. Key properties include a melting point of 162-163 °C, a boiling point of 375.2ºC at 760 mmHg, a density of 1.273 g/cm3 and a flash point of 180.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
90734-97-7
Jingsj CID
J-1081452-5
Molecular Formula
C10H9NO2
Molecular Weight
175.18400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point162-163 °C
Boiling Point375.2ºC at 760 mmHg
Density1.273 g/cm3
Flash Point180.7ºC
Exact Mass175.06300
PSA42.09000
LogP1.98900
Refractive Index1.679
Storage Conditions-20°C

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 4-Methoxy-1H-indole-3-carbaldehyde?

The CAS number of 4-Methoxy-1H-indole-3-carbaldehyde is 90734-97-7.

What are the molecular formula and molecular weight of 4-Methoxy-1H-indole-3-carbaldehyde?

4-Methoxy-1H-indole-3-carbaldehyde has molecular formula C10H9NO2 and molecular weight 175.18400 g/mol.

What are the upstream and downstream products of 4-Methoxy-1H-indole-3-carbaldehyde?

For 4-Methoxy-1H-indole-3-carbaldehyde, Upstream Products: 4-Methoxyindole, N,N-Dimethylformamide, Indole-3-carboxaldehyde; Downstream Products: 2-(4-methoxy-1H-indol-3-yl)acetonitrile, 4-Methoxy-1-methyl-1H-indole-3-carbaldehyde, 1-(4-METHOXY-1H-INDOL-3-YL)-N,N-DIMETHYLMETHANAMINE.

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

Last updated:

How to cite: Jingsj. "4-Methoxy-1H-indole-3-carbaldehyde (CAS 90734-97-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1081452-5 (accessed 2026-11-09).

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