5-Ethylindole

Also known as: 5-ethyl-1H-indole, 1H-Indole, 5-ethyl-, 5-Aethyl-indol, 5-ETHYLINDOLE

5-Ethylindole (CAS 68742-28-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H11N and a molecular weight of 145.20100 g/mol. Key properties include a boiling point of 281.88ºC at 760 mmHg, a density of 1.078 g/cm3 and a flash point of 119.876ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 68742-28-9
Jingsj CID: J-15040-3
Molecular Formula: C₁₀H₁₁N
Molecular Weight: 145.20100 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	281.88ºC at 760 mmHg
Density	1.078 g/cm3
Flash Point	119.876ºC
Exact Mass	145.08900
PSA	15.79000
LogP	2.73030

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 5-Ethylindole?

The CAS number of 5-Ethylindole is 68742-28-9.

What are the molecular formula and molecular weight of 5-Ethylindole?

5-Ethylindole has molecular formula C10H11N and molecular weight 145.20100 g/mol.

What are the upstream and downstream products of 5-Ethylindole?

For 5-Ethylindole, Upstream Products: 5-ethynyl-1H-indole, 5-Bromoindole, Triethylborane; Downstream Products: Indole, 5-Methylindole, 5-Ethylgramine.

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. "5-Ethylindole (CAS 68742-28-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15040-3 (accessed 2026-11-09).

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