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Product NameThiourea

CAS62-56-6

MFCH4N2S

MW76.12

EINECS200-543-5

MOL File62-56-6.mol

Chemical Properties

Melting point 170-176 °C (lit.)
Boiling point 263.89°C (estimate)
Density  1.405
refractive index  1.5300 (estimate)
storage temp.  Store below +30°C.
solubility  water: soluble137g/L at 20°C
form  Crystals
pka -1.0(at 25℃)
Specific Gravity 1.406
color  White to almost white
Odor Odorless
PH Range 5 - 7
PH 6-8 (50g/l, H2O, 20℃)
Water Solubility  13.6 g/100 mL (20 ºC)
Merck  14,9367
BRN  605327
Stability Stable. Incompatible with strong acids, strong bases, strong oxidizing agents, metallic salts, proteins, hydrocarbons. May react violently with acrolein.
InChIKey UMGDCJDMYOKAJW-UHFFFAOYSA-N
CAS DataBase Reference 62-56-6(CAS DataBase Reference)
IARC 3 (Vol. Sup 7, 79) 2001
NIST Chemistry Reference Thiourea(62-56-6)
EPA Substance Registry System Thiourea (62-56-6)

Safety Information

Hazard Codes  Xn,N,Xi
Risk Statements  22-40-51/53-63-43-38
Safety Statements  36/37-61
RIDADR  UN 2811 6.1/PG 3
WGK Germany  2
RTECS  YU2800000
Autoignition Temperature 440 °C Dust
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  29309070
Hazardous Substances Data 62-56-6(Hazardous Substances Data)
Toxicity LD50 orally in wild Norway rats: 1830 mg/kg (Dieke)

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