Dimetilsulfato, EssentQ®

CAS: 77-78-1

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- Synonyms: Sulfuric acid dimethyl ester, Methyl sulfate
- C2H6O4S
- M = 126,13 g/mol
- CAS [77-78-1]
- EINECS-No.: 201-058-1
- Density: 1,33 g/cm3
- Solub. in water: (18 ºC): 28 g/l (hydrolysis reaction)
- Melting point: -32 ºC
- Boiling point: 188,5 ºC (decomposes)
- Flash pt. 83 ºC
- Ignition temp.: 188 ºC
- Vapour pressure: (30 ºC) 0,35 hPa
- Refraction index: (n 20 ºC/D) 1,3865
- LD 50 (oral, rat): 205 mg/kg
- EC-Index-No.: 016-023-00-4
- ADR: 6.1 TC1 I UN 1595
- IMDG: 6.1 I UN 1595
- IATA/ICAO: Forbidden UN 1595
- GHS-signal word: Danger
- GHS-H sentences: H301 - H330 - H350 - H341 - H314 - H317
- GHS-P sentences: P260 - P301+P310 - P303+P361+P353 - P305+P351+P338 - P320 - P405 - P501a
- Tariff number: 2920 90 10 90
- Applications: analytical chemistry, synthesis of organic products, in biochemistry.

SPECIFICATIONS
assay (G.C.): min. 99 %
identity (IR-spectrum): passes test
density (20º/4º): 1,325 - 1,327
residue on ignition (as SO4): max. 0,01 %
water (K.F.): max. 0,05 %