Thiourea

Melting point :170-176 °C (lit.)
Boiling point :263.89°C (estimate)
bulk density :640kg/m3
Density :1.405
refractive index :1.5300 (estimate)
storage temp. :Store below +30°C.
solubility :water: soluble137g/L at 20°C
pka :-1.0(at 25℃)
form :Crystals
color :White to almost white
Specific Gravity :1.406
Odor :Odorless
PH :6-8 (50g/l, H2O, 20℃)
PH Range :5 - 7
Water Solubility :13.6 g/100 mL (20 ºC)
Merck :14,9367
BRN :605327
Henry's Law Constant :5.0×10³ mol/(m³Pa) at 25℃, Duchowicz et al. (2020)
Stability :Stable. Incompatible with strong acids, strong bases, strong oxidizing agents, metallic salts, proteins, hydrocarbons. May react violently with acrolein.
Cosmetics Ingredients Functions :ANTIMICROBIAL
HUMECTANT InChI :1S/CH4N2S/c2-1(3)4/h(H4,2,3,4)
InChIKey :UMGDCJDMYOKAJW-UHFFFAOYSA-N
SMILES :NC(N)=S
LogP :-1.050 (est)
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)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501 H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H320 Causes eye irritation Serious eye damage/eye irritation Category 2B Warning P264, P305+P351+P338,P337+P313 H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning H351 Suspected of causing cancer Carcinogenicity Category 2 Warning P201, P202, P281, P308+P313, P405,P501 H361 Suspected of damaging fertility or the unborn child Reproductive toxicity Category 2 Warning P201, P202, P281, P308+P313, P405,P501 H372 Causes damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 1 Danger P260, P264, P270, P314, P501 H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:	P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P271 Use only outdoors or in a well-ventilated area. P272 Contaminated work clothing should not be allowed out of the workplace. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P308+P313 IF exposed or concerned: Get medical advice/attention. P333+P313 IF SKIN irritation or rash occurs: Get medical advice/attention. P337+P313 IF eye irritation persists: Get medical advice/attention. P391 Collect spillage. Hazardous to the aquatic environment P403+P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up. P501 Dispose of contents/container to..…