Thiophene, 4-ethyl-2-(1-methylethyl)- (9CI)

(9CI)-4-乙基-2-(1-甲基乙基)-噻吩

Also known as: 4-Ethyl-2-isopropylthiophene, Thiophene, 3-ethyl-5-isopropyl

Thiophene, 4-ethyl-2-(1-methylethyl)- (9CI) (CAS 147871-78-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H14S and a molecular weight of 154.27200 g/mol. It is also known as 4-Ethyl-2-isopropylthiophene and Thiophene, 3-ethyl-5-isopropyl. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 147871-78-1
Jingsj CID: J-1010992-2
Molecular Formula: C₉H₁₄S
Chinese Name: (9CI)-4-乙基-2-(1-甲基乙基)-噻吩
Molecular Weight: 154.27200 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Thiophene, 4-ethyl-2-(1-methylethyl)- (9CI)?

The CAS number of Thiophene, 4-ethyl-2-(1-methylethyl)- (9CI) is 147871-78-1.

What are the molecular formula and molecular weight of Thiophene, 4-ethyl-2-(1-methylethyl)- (9CI)?

Thiophene, 4-ethyl-2-(1-methylethyl)- (9CI) has molecular formula C9H14S and molecular weight 154.27200 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Thiophene, 4-ethyl-2-(1-methylethyl)- (9CI) (CAS 147871-78-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1010992-2 (accessed 2026-10-23).

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