5-Hexylthiophene-2-carbaldehyde

Also known as: S1163, 2-Thiophenecarboxaldehyde,5-hexyl-, 5-Hexylthiophene-2-carbaldehyde, 5-Hexylthiophene-2-carboxaldehyde, 5-hexylthiophene-2-carbaldehyde

5-Hexylthiophene-2-carbaldehyde (CAS 100943-46-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H16OS and a molecular weight of 196.30900 g/mol. Key properties include a density of 1.017 g/mL at 25ºC and a flash point of 110ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H334 — May cause allergy or asthma symptoms if inhaled and H413. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 100943-46-2
Jingsj CID: J-1076347-0
Molecular Formula: C₁₁H₁₆OS
Molecular Weight: 196.30900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Density	1.017 g/mL at 25ºC
Flash Point	110ºC
Exact Mass	196.09200
PSA	45.31000
LogP	3.68340
Refractive Index	n20/D 1.535

GHS Safety & Compliance

Irritant / Health HazardSignal word: Danger

H302 — Harmful if swallowed
H334 — May cause allergy or asthma symptoms if inhaled
H413

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. 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-Hexylthiophene-2-carbaldehyde?

The CAS number of 5-Hexylthiophene-2-carbaldehyde is 100943-46-2.

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

5-Hexylthiophene-2-carbaldehyde has molecular formula C11H16OS and molecular weight 196.30900 g/mol.

Is 5-Hexylthiophene-2-carbaldehyde hazardous?

5-Hexylthiophene-2-carbaldehyde has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H334 — May cause allergy or asthma symptoms if inhaled; H413.

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

For 5-Hexylthiophene-2-carbaldehyde, Upstream Products: 2-Hexylthiophene, N,N-Dimethylformamide, 5-bromo-2-hexylthiophene; Downstream Products: 5-Hexyl-2-thiophenecarboxylic acid.

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-Hexylthiophene-2-carbaldehyde (CAS 100943-46-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1076347-0 (accessed 2026-11-09).

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