اوره 818710 مرک Carbamide

Description
Catalogue Number	818710
Synonyms	Carbamide, Carbonyl diamide, Diaminomethanone, Carbonyldiamine

Product Information
CAS number	57-13-6
EC number	200-315-5
Hill Formula	CH₄N₂O
Chemical formula	CO(NH₂)₂
Molar Mass	60.06 g/mol
HS Code	3105 10 00
Structure formula Image

Applications
Application	Urea for synthesis. CAS No. 57-13-6, EC Number 200-315-5.

Physicochemical Information
Density	1.34 g/cm3 (20 °C)
Melting Point	133 °C
pH value	9 (100 g/l, H₂O, 20 °C)
Vapor pressure	<0.1 hPa (20 °C)
Bulk density	720 - 760 kg/m3
Solubility	1000 g/l

Toxicological Information
LD 50 oral	LD50 Rat 8471 mg/kg
LD 50 dermal	LD50 Rat 8200 mg/kg

Safety Information according to GHS
RTECS	YR6250000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly water endangering
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Storage and Shipping Information
Storage	Store below +30°C.

Specifications
Assay (ex N)	≥ 99.0 %
Melting range (lower value)	≥ 132 °C
Melting range (upper value)	≤ 135 °C
Identity (IR)	passes test