1,3-二羟基丙酮

Description

Dihydroxyacetone is identified by CAS 96-26-4, molecular formula C3H6O3 and molecular weight 90.03 g/mol. UNII O10DDW6JOO; ChEBI 16016; InChIKey RXKJFZQQPQGTFL-UHFFFAOYSA-N. Melting Point: 90; Melting Point: 90 °C; Vapor Pressure: 0.02 [mmHg].

Identification

CAS Registry Number	96-26-4
PubChem CID	670
Molecular formula	C3H6O3
Molecular weight	90.03 g/mol
IUPAC name	1,3-dihydroxypropan-2-one
InChIKey	RXKJFZQQPQGTFL-UHFFFAOYSA-N
UNII (FDA)	O10DDW6JOO
ChEBI ID	CHEBI:16016
FEMA number	4033

Computed Descriptors

Molecular Weight	90.08
XLogP3	-1.4
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	2
Exact Mass	90.031694049
Monoisotopic Mass	90.031694049
Topological Polar Surface Area	57.5
Heavy Atom Count	6
Formal Charge	0

Physical & Chemical Properties

Melting Point	90
Melting Point	90 °C
Vapor Pressure	0.02 [mmHg]
Vapor Pressure	4.35X10-5 mm Hg at 25 °C
LogP	log Kow = -1.95
Color Additive Status	73.1150

Physical description & handling notes

• Liquid
• Colorless hygroscopic solid; [Hawley]
• Solid
• Crystalline powder
• Colorless, crystalline solid
• Characteristic odor

Regulatory Status

Regulatory & Food Contact	FDA Regulatory Status of Color Additives: Drugs, Cosmetics FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Mint, Cool DIHYDROXYACETONE (MONOMER) CIR / INCI: Reducing; Tanning
GHS notification summary	12.9% (201 / 1563)

GHS Hazard Classification

GHS notification summary	12.9% (201 / 1563)
Reported hazard statements	H315 (86.9%), H319 (87.1%), H335 (86.7%)

Documented Uses

• Used as an emulsifier and in humectants, plasticizers, fungicides, and cosmetics (for synthetic suntan); [Hawley]
• Intermediate, emulsifier, humectant, plasticizers, fungicides, cosmetics (creates synthetic suntan)
• Information on 6 consumer products that contain Dihydroxyacetone in the following categories is provided:
• Action of sorbose bacterium on glycerol.
• Production volumes for non-confidential chemicals reported under the Inventory Update Rule.[Table#7194]
• All Other Chemical Product and Preparation Manufacturing

Synonyms

1,3-dihydroxyacetone; Dihydroxyacetone; 96-26-4; 1,3-Dihydroxypropan-2-one; glycerone; Chromelin; 1,3-Dihydroxy-2-propanone; Oxantin; Triulose; Viticolor; Dihyxal; Oxatone; Soleal; Otan; 2-Propanone, 1,3-dihydroxy-; 1,3-Dihydroxypropanone

Frequently Asked Questions

What are the CAS number and molecular formula of Dihydroxyacetone?

CAS 96-26-4; molecular formula C3H6O3; molecular weight 90.03 g/mol.

What other names is Dihydroxyacetone known by?

1,3-dihydroxyacetone, Dihydroxyacetone, 96-26-4, 1,3-Dihydroxypropan-2-one, glycerone, Chromelin.

What is the regulatory status of Dihydroxyacetone?

Documented regulatory listings: FDA Regulatory Status of Color Additives: Drugs, Cosmetics; FDA Substance added to food: FLAVORING AGENT OR ADJUVANT; Mint, Cool.

Is Dihydroxyacetone classified as hazardous?

12.9% of GHS notifications report no hazard classification (201 of 1563).

What are the key physical properties of Dihydroxyacetone?

Melting Point: 90; Melting Point: 90 °C; Vapor Pressure: 0.02 [mmHg]; Vapor Pressure: 4.35X10-5 mm Hg at 25 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.