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5-Butylthiophene-2-carbaldehyde

Also known as: 5-BUTYL-THIOPHENE-2-CARBALDEHYDE, 5-butylthiophene-2-carboxaldehyde, 5-Butyl-2-thiophenecarbaldehyde, 5-n-butyl-2-thiophenecarboxaldehyde, 5-butyl-2-formylthiophene, AKOS BC-0615, CHEMBRDG-BB 4300525, 2-Thiophenecarboxaldehyde, 5-butyl-

5-Butylthiophene-2-carbaldehyde (CAS 98954-25-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H12OS and a molecular weight of 168.25600 g/mol. Key properties include a boiling point of 261.6ºC at 760 mmHg, a density of 1.075g/cm3 and a flash point of 101.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
98954-25-7
Jingsj CID
J-1509324-0
Molecular Formula
C9H12OS
Molecular Weight
168.25600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point261.6ºC at 760 mmHg
Density1.075g/cm3
Flash Point101.1ºC
Exact Mass168.06100
PSA45.31000
LogP2.90320
Refractive Index1.555
Storage Conditions2-8°C

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. 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-Butylthiophene-2-carbaldehyde?

The CAS number of 5-Butylthiophene-2-carbaldehyde is 98954-25-7.

What are the molecular formula and molecular weight of 5-Butylthiophene-2-carbaldehyde?

5-Butylthiophene-2-carbaldehyde has molecular formula C9H12OS and molecular weight 168.25600 g/mol.

What are the upstream and downstream products of 5-Butylthiophene-2-carbaldehyde?

For 5-Butylthiophene-2-carbaldehyde, Upstream Products: 2-Butylthiophene, N-Methylformanilide, N,N-Dimethylformamide; Downstream Products: Nonanal 2,4-dinitrophenylhydrazone, 1-Nonanol, 1,1-diethoxynonane.

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

Last updated:

How to cite: Jingsj. "5-Butylthiophene-2-carbaldehyde (CAS 98954-25-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1509324-0 (accessed 2026-11-09).

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