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3,3-Dimethylbutanal

Also known as: 3,3-Dimethylbutyraldehyde, tert-Butylacetaldehyde, 3,3-Dimethylbutanal, 3,3-Dimethyl-butyraldehyde, 3,3-Dimethylbutylaldehyde, Butanal, 3,3-dimethyl-

3,3-Dimethylbutanal (CAS 2987-16-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H12O and a molecular weight of 100.159 g/mol. Key properties include a boiling point of 110.7±9.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 10.6±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2987-16-8
Jingsj CID
J-19135-5
Molecular Formula
C6H12O
Molecular Weight
100.159 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point110.7±9.0 °C at 760 mmHg
Density0.8±0.1 g/cm3
Flash Point10.6±0.0 °C
Exact Mass100.088814
PSA17.07000
LogP1.60
Vapor Pressure23.4±0.2 mmHg at 25°C
Refractive Index1.396

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2912190090
Summary2912190090 acyclic aldehydes without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3,3-Dimethylbutanal?

The CAS number of 3,3-Dimethylbutanal is 2987-16-8.

What are the molecular formula and molecular weight of 3,3-Dimethylbutanal?

3,3-Dimethylbutanal has molecular formula C6H12O and molecular weight 100.159 g/mol.

Is 3,3-Dimethylbutanal hazardous?

3,3-Dimethylbutanal has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 3,3-Dimethylbutanal?

For 3,3-Dimethylbutanal, Upstream Products: tert-Butylacetic acid, 3,3-Dimethyl-1-butanol, 3,3-Dimethyl-1-Butyne; Downstream Products: N-(3,3-Dimethylbutyl)-3-methyl-L-valine methyl ester, 3,3-Dimethyl-2-butylamine, methyl 2-amino-5-tert-butylthiophene-3-carboxylate.

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

Last updated:

How to cite: Jingsj. "3,3-Dimethylbutanal (CAS 2987-16-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19135-5 (accessed 2026-11-09).

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