PRODUCT Properties
| Melting point: | 77-78°C |
| Boiling point: | 245°C (estimate) |
| Density | 1.005 (estimate) |
| refractive index | 1.5300 (estimate) |
| storage temp. | 2-8°C, stored under nitrogen |
| pka | 14.82±0.29(Predicted) |
| form | powder to crystal |
| color | White to Almost white |
| λmax | 237nm(EtOH aq.)(lit.) |
| BRN | 1744779 |
| CAS DataBase Reference | 1516-32-1(CAS DataBase Reference) |
| EPA Substance Registry System | Thiourea, butyl- (1516-32-1) |
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302 |
| Precautionary statements | P280f-P308+P313-P330-P501a |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36/37/39 |
| RIDADR | 2811 |
| RTECS | YS4375000 |
| TSCA | Yes |
| HS Code | 2930.90.9250 |
| HazardClass | IRRITANT |
| PackingGroup | III |
| Toxicity | mouse,LD50,intraperitoneal,300mg/kg (300mg/kg),National Technical Information Service. Vol. AD277-689, |
