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Pregabalin

Also known as: (S)-3-(Aminomethyl)-5-methylhexanoic acid, (3S)-3-(Aminomethyl)-5-methylhexanoic acid, Lyrica, CI-1008, PD-144723, Isobutyl GABA, (S)-3-Isobutyl GABA

Pregabalin (CAS 148553-50-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H17NO2 and a molecular weight of 159.226 g/mol. Key properties include a melting point of 194-196ºC, a boiling point of 274.0±23.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 119.5±22.6 °C. It is classified under GHS with signal word Danger and hazard statements H318 — Causes serious eye damage and H361 — Suspected of damaging fertility or the unborn child. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
148553-50-8
Jingsj CID
J-1569965-7
Molecular Formula
C8H17NO2
Molecular Weight
159.226 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point194-196ºC
Boiling Point274.0±23.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point119.5±22.6 °C
Exact Mass159.125931
PSA63.32000
LogP1.12
Vapor Pressure0.0±1.2 mmHg at 25°C
Refractive Index1.465
Storage ConditionsStore at RT

GHS Safety & Compliance

Corrosion / Health HazardSignal word: Danger
  • H318 — Causes serious eye damage
  • H361 — Suspected of damaging fertility or the unborn child

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 Pregabalin?

The CAS number of Pregabalin is 148553-50-8.

What are the molecular formula and molecular weight of Pregabalin?

Pregabalin has molecular formula C8H17NO2 and molecular weight 159.226 g/mol.

Is Pregabalin hazardous?

Pregabalin has GHS signal word Danger and hazard statements H318 — Causes serious eye damage; H361 — Suspected of damaging fertility or the unborn child.

What are the upstream and downstream products of Pregabalin?

For Pregabalin, Upstream Products: 3-(aminomethyl)-5-methylhexanoic acid, (3R)-3-(2-Amino-2-oxoethyl)-5-methylhexanoic acid; Downstream Products: (3S)-3-cyano-5-methylhexanoic 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. "Pregabalin (CAS 148553-50-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1569965-7 (accessed 2026-11-09).

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