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(S)-(+)-1,2-Propanediol

Also known as: (S)-1,2-Propanediol, (S)-(+)-Propylene glycol, (2S)-1,2-Propanediol, (S)-Propane-1,2-diol, L-(+)-1,2-Propanediol, (S)-(+)-1,2-Dihydroxypropane, (+)-Propylene glycol, (S)-Propylene Glycol, MFCD00004539, UNII:6DC9Q167V3

(S)-(+)-1,2-Propanediol (CAS 4254-15-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C3H8O2 and a molecular weight of 76.094 g/mol. Key properties include a melting point of -59ºC, a boiling point of 184.8±8.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 107.2±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4254-15-3
Jingsj CID
J-22899-9
Molecular Formula
C3H8O2
Molecular Weight
76.094 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-59ºC
Boiling Point184.8±8.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point107.2±0.0 °C
Exact Mass76.052429
PSA40.46000
LogP-1.34
Vapor Pressure0.2±0.8 mmHg at 25°C
Refractive Index1.430

Activity & Biological Data

TargetHuman Endogenous Metabolite

Customs & Trade Information

HS Code2905399090
Summary2905399090 other diols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。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 (S)-(+)-1,2-Propanediol?

The CAS number of (S)-(+)-1,2-Propanediol is 4254-15-3.

What are the molecular formula and molecular weight of (S)-(+)-1,2-Propanediol?

(S)-(+)-1,2-Propanediol has molecular formula C3H8O2 and molecular weight 76.094 g/mol.

What are the upstream and downstream products of (S)-(+)-1,2-Propanediol?

For (S)-(+)-1,2-Propanediol, Upstream Products: (−)-Ethyl L-lactate, Hydroxyacetone, Methyl (S)-(-)-lactate; Downstream Products: (S)-(-)-1,2-Propanediol di-p-tosylate, (S)-1-Chloro-2-propanol, (S)-(-)-Propylene carbonate.

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

Last updated:

How to cite: Jingsj. "(S)-(+)-1,2-Propanediol (CAS 4254-15-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22899-9 (accessed 2026-11-09).

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