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ZHEJIANG ZANCHENG LIFE SCIENCES LIMITED

浙江贊誠生物科技有限公司

ZHEJIANG ZANCHENG LIFE SCIENCES LIMITED

Specializing in the production and management of intermediates and fine chemicals

N,N-Dimethylacetamide (DMAC)

Chemintel Technology

N,N-Dimethylacetamide (DMAC)

Information

CAS: 127-19-5
HS CODE: 2924199090
Formula: C4H9NO
Molecular Weight: 87.12040
Synonyms: DMAC
N,N-Dimethylacetamide;
Acetamide,N,N-dimethyl;
Acetic acid-dimethylamide;
Dimethylamide acetate;
N,N-Dimethylethanamide;

Physicochemical properties

Appearance & Property: Transparent and colorless liquid 

Density: 1.156 g/mL at 25 °C(lit.)

Boiling point: 95-96 °C(lit.)

Melting point: -20 °C

Flash point: 40 °F

Refractive index: n20/D 1.439(lit.)

Water solubility: miscible

Stability: Stable. Combustible. Incompatible with strong oxidizing agents.

Storage conditions: complete packaging, light loading and unloading , the warehouse is ventilated, away from open flames, high temperatures, and stored separately from oxidants and acids 

Steam density: 3.89 (vs air)

Vapor pressure: 0.107mmHg at 25°C

Security Information

RTECS number: TX9625000

Safety instructions: S16-S24-S53-S45

Hazard category code: R20/21; R61

WGK Germany : 3

Customs code: 2924199090

Dangerous goods transport code: UN 1279 3/PG 2

Dangerous goods mark: T

Danger signs: GHS07, GHS08

Hazard prevention statement: P201; P261; P280; P302 + P352 + P312; P304 + P340 + P312; P308 + P313

Signal word: Danger

Hazard description: H312 + H332; H319; H360D

Use Used as a pharmaceutical intermediate, a solvent for spinning of spandex, aramid, acrylic and high-grade polyimide film.
Specifications
ANALYSIS ITEM

TOP CLASS STANDARD

APPEARANCE

CLEAR,WITHOUT SUSPENSION

PURITY%

99.9 PCT MIN

MOISTURE%

0.01 PCT MAX

ACIDITY(BASED ON ACETIC ACID)%

0.003 MAX

ALKALINTY(BASED ON DIMETHYLAMINE)%

0.0001 MAX

IRON CONTENT

0.05 MAX

COLOURITY(HAZEN)PT-CO COLOUR CODE

5 MAX

CONDUCTIVITY (25℃) (μS/CM)

0.05 MAX

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