28274-57-9
28274-57-9 structure
- Name: METHANESELENINIC ACID
- Chemical Name: methylseleninic acid
- CAS Number: 28274-57-9
- Molecular Formula: CH4O2Se
- Molecular Weight: 127.00100
- Catalog: Chemical reagent Organic reagent Selenium compound
- Create Date: 2018-09-09 14:10:00
- Modify Date: 2025-08-20 22:06:04
| Name | methylseleninic acid |
|---|---|
| Synonyms |
Methylseleninsaeure
Methylselenic acid MFCD03093983 methylseleninate Methanseleninsaeure METHANESELENINIC ACID Methanselensaeure Methylseleninic acid |
| Melting Point | 128-132ºC(lit.) |
|---|---|
| Molecular Formula | CH4O2Se |
| Molecular Weight | 127.00100 |
| Exact Mass | 127.93800 |
| PSA | 37.30000 |
| Vapour Pressure | 12700mmHg at 25°C |
| Hazard Codes | T: Toxic;N: Dangerous for the environment; |
|---|---|
| Risk Phrases | 23/25-33-34-50/53 |
| Safety Phrases | 26-28-45-60-61 |
| RIDADR | UN 2928 6.1/PG 2 |
| WGK Germany | 3 |
| HS Code | 2915900090 |
|
~82%
28274-57-9 |
| Literature: Kloc, Krystian; Mlochowski, Jacek; Syper, Ludwik Liebigs Annalen der Chemie, 1989 , p. 811 - 814 |
|
~%
28274-57-9 |
| Literature: Bird; Challenger Journal of the Chemical Society, 1942 , p. 572 |
|
~%
28274-57-9 |
| Literature: Woehler; Dean Justus Liebigs Annalen der Chemie, 1856 , vol. 97, p. 6 Full Text Show Details Rathke Justus Liebigs Annalen der Chemie, 1869 , vol. 152, p. 220 Full Text Show Details Backer; van Dam Recueil des Travaux Chimiques des Pays-Bas, 1935 , vol. 54, p. 531 |
| HS Code | 2915900090 |
|---|---|
| Summary | 2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0% |