| Identification | |
| Name: | Thiourea |
| Synonyms: | 2-Thiourea; Isothiourea; sulfocarbamide; sulfouren; sulourea; Thiocarbamide; Thiurea; THU; thio arbamid; sulphourea |
| CAS: | 62-56-6 |
| EINECS: | 200-543-5 |
| Molecular Formula: | CH4N2S |
| Molecular Weight: | 76.12 |
| InChI: | InChI=1/CH4N2S/c2-1(3)4/h(H4,2,3,4) |
| Molecular Structure: |  |
| Properties | |
| Transport: | UN 2877/2811 |
| Density: | 1.405 |
| Stability: | Stable. Incompatible with strong acids, strong bases, strong oxidizing agents, metallic salts, proteins, hydrocarbons. May react violently with acrolein. |
| Refractive index: | 1.637 (30 C) |
| Appearance: | white crystals |
| Specification: |
?Thiourea (CAS NO.62-56-6) is also named as 2-Thiopseudourea ; 2-Thiourea ; AI3-03582 ; CCRIS 588 ; Caswell No. 855 ; EPA Pesticide Chemical Code 080201 ; HSDB 1401 ; Isothiourea ; NSC 5033 ; Pseudothiourea ; Pseudourea, 2-thio- ; RCRA waste number U219 ; Sulourea ; THU ; Thiocarbamide ; Thiocarbonic acid diamide ; Thiomocovina ; Thiomocovina [Czech] ; Thiuronium ; Tsizp 34 ; USAF EK-497 ; Urea, 2-thio- ; Urea, thio- ; beta-Thiopseudourea?.?Thiourea (CAS NO.62-56-6) is white crystals or powder . It is water soluble.?Thiourea is?toxic and carcinogenic. When heated to decomposition?Thiourea emits very toxic fumes of oxides of sulfur and oxides of nitrogen. Violent exothermic polymerization reaction with acrylaldehyde (acrolein), violent decomposition of the reaction product with hydrogen peroxide and nitric acid , spontaneous explosion upon grinding with potassium chlorate. Poisonous inhaled or swallowed. Irritating to skin; may cause allergic skin eruptions. |
| Packinggroup: | III |
| HS Code: | 29309070 |
| Storage Temperature: | Store at RT. |
| Color: | White crystalline solid Almost colorless, rhombohedral crystals or needles from ethanol White lustrous crystals |
| Usage: | Photographic fixing agent and to remove stains from negatives, manufacture of resins, vulcanization accelerator, a reagent for bismuth, selenite ions. |
| Safety Data | |
| Hazard Symbols |
Xn:Harmful
|
 |
|
