Basic information Safety Price Use Preparation Products And Raw materials Supplier Articles Manufacturers Spectrum Related
Thiourea Structure


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.
CAS DataBase Reference 62-56-6(CAS DataBase Reference)
FDA 21 CFR 189.190
Substances Added to Food (formerly EAFUS) THIOUREA--PROHIBITED
EWG's Food Scores 5-8
NCI Dictionary of Cancer Terms THU
Proposition 65 List Thiourea
NIST Chemistry Reference Thiourea(62-56-6)
IARC 3 (Vol. Sup 7, 79) 2001
EPA Substance Registry System Thiourea (62-56-6)


Signal wordWarning
Hazard statements H302-H351-H361fd-H411
Precautionary statements P201-P202-P264-P273-P301+P312-P308+P313
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
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)
NFPA 704:
2 0

Thiourea Price

Thiourea Chemical Properties,Usage,Production

Preparation Products And Raw materials

Thiourea Supplier

Related articles

View Lastest Price from Thiourea manufacturers