丙二醇单硬脂酸酯

Description

Propyleneglycolmonostearate · CAS 1323-39-3 · C21H42O3. UNII 32I3MRN561. Melting Point: 50 °C.

Identification

CAS Registry Number	1323-39-3
PubChem CID	14878
Molecular formula	C21H42O3
IUPAC name	2-hydroxypropyl octadecanoate
UNII (FDA)	32I3MRN561
FEMA number	2942
JECFA number	926

Computed Descriptors

Molecular Weight	342.6
XLogP3	8.3
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	19
Exact Mass	342.31339520
Monoisotopic Mass	342.31339520
Topological Polar Surface Area	46.5
Heavy Atom Count	24
Formal Charge	0

Physical & Chemical Properties

Melting Point	50 °C

Physical description & handling notes

• Solid
• white beads or flakes with a faint fatty odour
• insoluble in water
• soluble in alcohol (in ethanol)

Regulatory Status

Regulatory & Food Contact	FDA Substance added to food: EMULSIFIER OR EMULSIFIER SALT, FLAVORING AGENT OR ADJUVANT, STABILIZER OR THICKE FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS FLAVOURING_AGENT: Flavouring Agent Flavoring Agents Dairy EMULSIFIER OR EMULSIFIER SALT, FLAVORING AGENT OR ADJUVANT, STABILIZER OR THICKENER
GHS notification summary	86.7% (254 / 293)

GHS Hazard Classification

GHS notification summary	86.7% (254 / 293)
Reported hazard statements	H413 (13.3%)

Documented Uses

• CIR ingredient: Propylene Glycol Stearate
• Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
• Flavoring Agents -> JECFA Flavorings Index
• Cosmetics -> Emollient; Opacifying; Emulsifying
• Information on 7 consumer products that contain Propylene glycol stearate in the following categories is provided:
• Octadecanoic acid, 2-hydroxypropyl ester: INACTIVE

Synonyms

PROPYLENE GLYCOL MONOSTEARATE; 1323-39-3; Cerasynt PA; Octadecanoic acid, monoester with 1,2-propanediol; FEMA No. 2942; MZM1I680W0; Propylene glycol palmitostearate; FEMA NO. 4208; NSC-4841; RefChem:1097053; F76354LMGR; PROPYLENE GLYCOL MONOPALMITOSTEARATE; 215-354-3; 617-037-9; 2-Hydroxypropyl stearate; 2-hydroxypropyl octadecanoate

Frequently Asked Questions

What are the CAS number and molecular formula of Propyleneglycolmonostearate?

CAS 1323-39-3; molecular formula C21H42O3; molecular weight — g/mol.

What other names is Propyleneglycolmonostearate known by?

PROPYLENE GLYCOL MONOSTEARATE, 1323-39-3, Cerasynt PA, Octadecanoic acid, monoester with 1,2-propanediol, FEMA No. 2942, MZM1I680W0.

What is the regulatory status of Propyleneglycolmonostearate?

Documented regulatory listings: FDA Substance added to food: EMULSIFIER OR EMULSIFIER SALT, FLAVORING AGENT OR ADJUVANT, STABILIZER OR THICKE; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; FLAVOURING_AGENT: Flavouring Agent.

Is Propyleneglycolmonostearate classified as hazardous?

86.7% of GHS notifications report no hazard classification (254 of 293).

What are the key physical properties of Propyleneglycolmonostearate?

Melting Point: 50 °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.