DL-乳酸甲酯

Description

DL-Methyl Lactate · CAS 2155-30-8 · C4H8O3. UNII H10S91526X. Boiling Point: 144-145 °C; Flash Point: 51 °C (124 °F) - closed cup; Flash Point: 121 °F (49 °C) (closed cup).

Identification

CAS Registry Number	2155-30-8
PubChem CID	11040
Molecular formula	C4H8O3
IUPAC name	methyl 2-hydroxypropanoate
UNII (FDA)	H10S91526X

Computed Descriptors

Molecular Weight	104.10
XLogP3	-0.1
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	3
Rotatable Bond Count	2
Exact Mass	104.047344113
Monoisotopic Mass	104.047344113
Topological Polar Surface Area	46.5
Heavy Atom Count	7
Formal Charge	0

Physical & Chemical Properties

Boiling Point	144-145 °C
Flash Point	51 °C (124 °F) - closed cup
Flash Point	121 °F (49 °C) (closed cup)
Density	1.09 at 19 °C
Vapor Density	3.6 (Air = 1)
Vapor Pressure	1.85 [mmHg]
Vapor Pressure	3.5 mm Hg at 25 °C
Autoignition Temperature	725 °F (385 °C)
Viscosity	2.94 cP at 20 °C

Physical description & handling notes

• Colorless liquid; [Hawley]
• Colorless, transparent liquid
• Freezing Point: approximately -66 °C
• Miscible in water with decomposition
• Soluble in alcohol, ether
• Miscible with most organic solvents

Regulatory Status

Regulatory & Food Contact	CIR / INCI: Cosmetic ingredients (Methyl Lactate) -> CIR (Cosmetic Ingredient Review)

GHS Hazard Classification

Reported hazard statements	H226, H319, H335

Documented Uses

• Used as solvent for cellulose acetate, nitrocellulose, cellulose acetobutyrate, cellulose acetopropionate, lacquers, and stains; Also used to make acetyl, amide, and higher ester derivatives and carbetamide (herbicide); [HSDB]
• Painting (Solvents) [Category: Paint]
• Solvent for cellulose acetate, nitrocellulose, cellulose acetobutyrate, cellulose acetopropionate, lacquers, stains.
• CHEM INT, EG, FOR ACETYL, AMIDE & HIGHER ESTER DERIVS
• CHEM INT FOR CARBETAMIDE (HERBICIDE FOR VARIOUS GRASSES)
• CAPTIVE CHEM INT FOR LACTIC ACID PURIFICATION

Synonyms

METHYL LACTATE; 547-64-8; Methyl 2-hydroxypropanoate; DL-Methyl lactate; Lactic acid, methyl ester; Methyl 2-hydroxypropionate; Propanoic acid, 2-hydroxy-, methyl ester; (+-)-Methyl lactate; Methyl alpha-hydroxypropionate; 2-Hydroxypropanoic acid methyl ester; (+-)-Methyl 2-hydroxypropanoate; (+-)-Methyl 2-hydroxypropionate; DTXSID0027197; NSC 406248; AI3-00584; H10S91526X

Frequently Asked Questions

What are the CAS number and molecular formula of DL-Methyl Lactate?

CAS 2155-30-8; molecular formula C4H8O3; molecular weight — g/mol.

What other names is DL-Methyl Lactate known by?

METHYL LACTATE, 547-64-8, Methyl 2-hydroxypropanoate, DL-Methyl lactate, Lactic acid, methyl ester, Methyl 2-hydroxypropionate.

What is the regulatory status of DL-Methyl Lactate?

Documented regulatory listings: CIR / INCI: Cosmetic ingredients (Methyl Lactate) -> CIR (Cosmetic Ingredient Review).

Is DL-Methyl Lactate classified as hazardous?

Hazard statements reported: H226, H319, H335.

What are the key physical properties of DL-Methyl Lactate?

Boiling Point: 144-145 °C; Flash Point: 51 °C (124 °F) - closed cup; Flash Point: 121 °F (49 °C) (closed cup); Density: 1.09 at 19 °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.