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3-Amino-4,4-dimethylpentanoic acid

Also known as: 3-Amino-4,4-dimethyl-pentanoic acid, 2-(Aminomethyl)-3,3-dimethylbutanoic acid, DL-3-tert-Butyl-β-alanine, DL-3-t-Butyl-β-alanine, rac-3-Amino-4,4-dimethylpentanoic acid, Pentanoic acid, 3-amino-4,4-dimethyl-, (R,S)-3-t-Butyl-β-alanine, 3-t-Butyl-β-alanine

3-Amino-4,4-dimethylpentanoic acid (CAS 204191-43-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H15NO2 and a molecular weight of 145.199 g/mol. Key properties include a boiling point of 241.6±23.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 99.9±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
204191-43-5
Jingsj CID
J-1084969-1
Molecular Formula
C7H15NO2
Molecular Weight
145.199 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point241.6±23.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point99.9±22.6 °C
Exact Mass145.110275
PSA63.32000
LogP0.72
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.465
Storage Conditions2-8℃

Customs & Trade Information

HS Code2922499990
SummaryHS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Amino-4,4-dimethylpentanoic acid?

The CAS number of 3-Amino-4,4-dimethylpentanoic acid is 204191-43-5.

What are the molecular formula and molecular weight of 3-Amino-4,4-dimethylpentanoic acid?

3-Amino-4,4-dimethylpentanoic acid has molecular formula C7H15NO2 and molecular weight 145.199 g/mol.

What are the upstream and downstream products of 3-Amino-4,4-dimethylpentanoic acid?

For 3-Amino-4,4-dimethylpentanoic acid, Upstream Products: Malonic acid, Trimethylacetaldehyde; Downstream Products: (3S)-3-Amino-4,4-dimethylpentanoic acid, (R)-3-Amino-4,4-dimethylpentanoic acid, 3-((tert-Butoxycarbonyl)amino)-4,4-dimethylpentanoic acid.

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-Amino-4,4-dimethylpentanoic acid (CAS 204191-43-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1084969-1 (accessed 2026-11-09).

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