BD2688448
But-2-enoicanhydride , 98%+(stabilizedwithTBC)(contains3-10%Cis-anhydride) , 623-68-7
Synonym(s):
trans -Crotonic anhydride;2-Butenoic anhydride;Crotonic anhydride
CAS NO.：623-68-7
Empirical Formula: C8H10O3
Molecular Weight: 154.17
MDL number: MFCD00009286
EINECS: 210-807-1
| Pack Size | Price | Stock | Quantity |
| 25g | RMB78.40 | In Stock |
|
| 100g | RMB214.40 | In Stock |
|
| 500g | RMB692.00 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | -20°C |
| Boiling point: | 248 °C(lit.) |
| Density | 1.04 g/mL at 25 °C(lit.) |
| vapor pressure | 1 hPa (25 °C) |
| refractive index | n |
| Flash point: | 231 °F |
| storage temp. | Store below +30°C. |
| solubility | soluble in Ether |
| form | clear liquid |
| color | Colorless to Light orange to Yellow |
| CAS DataBase Reference | 623-68-7(CAS DataBase Reference) |
| EPA Substance Registry System | 2-Butenoic acid, anhydride (623-68-7) |
Safety
| Symbol(GHS) |   GHS05,GHS09 |
| Signal word | Danger |
| Hazard statements | H314-H400 |
| Precautionary statements | P273-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363 |
| Hazard Codes | C |
| Risk Statements | 34 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 3265 8/PG 3 |
| WGK Germany | 3 |
| RTECS | GQ6125000 |
| Autoignition Temperature | 290 °C |
| HS Code | 2916 19 95 |
| HazardClass | 8 |
| PackingGroup | III |
| Hazardous Substances Data | 623-68-7(Hazardous Substances Data) |
| Toxicity | LD50 orally in Rabbit: 2061 mg/kg |
