1317-40-4

Name COPPER(II) SULFIDE
CAS 1317-40-4
EINECS(EC#) 215-271-2
Molecular Formula CuS
MDL Number MFCD00016066
Molecular Weight 95.61
MOL File 1317-40-4.mol

Chemical Properties

Appearance Black powder
Melting point  220 °C (dec.) (lit.)
density  4.6 g/mL at 25 °C(lit.)
refractive index  1.45
solubility  insoluble in H2O, ethanol, dilacid, alkaline solutions
form  powder
color  Black
Specific Gravity 4.6 (20℃)
Stability: Stable, but may be moisture senstive. Incompatible with strong acids, strong oxidizing agents.
Water Solubility  Soluble in nitric acid, ammonium hydroxide, potassium cyanide. Insoluble in water, ethanol, hydrochloric acid ,dilute acids, sulfuric acid, alkali cyanides, aqueous ammonia and alkaline solutions.
Specific Heat Capacity Cp(crystal):0.499948J/(g·K),at 25℃
Sensitive  Air & Moisture Sensitive
crystal system Six sides
Merck  14,2965
Solubility Product Constant (Ksp) pKsp: 35.2
Space group P63/mmc
Lattice constant
a/nmb/nmc/nmα/oβ/oγ/oV/nm3
0.379380.379381.634190901200.2037
Exposure limits ACGIH: TWA 1 mg/m3
NIOSH: IDLH 100 mg/m3; TWA 1 mg/m3
Cosmetics Ingredients Functions NOT REPORTED
InChI 1S/Cu.S
InChIKey BWFPGXWASODCHM-UHFFFAOYSA-N
SMILES S=[Cu]
CAS DataBase Reference 1317-40-4(CAS DataBase Reference)
EPA Substance Registry System Copper sulfide (CuS) (1317-40-4)

Safety Data

Hazard statements  H413
Safety Statements 
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
WGK Germany  3
RTECS  GL8912000
TSCA  Yes
REACH Registrations Active
HS Code  2830908500
Storage Class 11 - Combustible Solids
Hazardous Substances Data 1317-40-4(Hazardous Substances Data)

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