Retinol

Also known as: Vitamin A, Vitamin A1, all-trans-retinol, trans-retinol, Aquasol A, Alphalin, ROIDEX, (2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohexen-1-yl)nona-2,4,6,8-tetraen-1-ol, Vitamin A USP/EP/BP

Retinol (CAS 11103-57-4) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C20H30O and a molecular weight of 286.452 g/mol. Key properties include a melting point of 62-64ºC, a boiling point of 421.2±14.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 147.3±16.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 11103-57-4
Jingsj CID: J-1957190-2
Molecular Formula: C₂₀H₃₀O
Molecular Weight: 286.452 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	62-64ºC
Boiling Point	421.2±14.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	147.3±16.4 °C
Exact Mass	286.229675
PSA	20.23000
LogP	6.84
Vapor Pressure	0.0±2.3 mmHg at 25°C
Refractive Index	1.549

Activity & Biological Data

Additional Information	[1]. Wolf G, et al. The discovery of the visual function of vitamin A. J Nutr. 2001 Jun;131(6):1647-50.

Customs & Trade Information

HS Code	3004500000

Frequently Asked Questions

What is the CAS number of Retinol?

The CAS number of Retinol is 11103-57-4.

What are the molecular formula and molecular weight of Retinol?

Retinol has molecular formula C20H30O and molecular weight 286.452 g/mol.

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. "Retinol (CAS 11103-57-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1957190-2 (accessed 2026-11-07).

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