| Identification | Back Directory | [Name]
FUMARALDEHYDE BIS(DIMETHYL ACETAL) | [CAS]
6068-62-8 | [Synonyms]
Fumaraldehyde Bis
(E)-1,1,4,4-tetraMethoxybut-2-ene
FUMARALDEHYDE BIS(DIMETHYL ACETAL)
TRANS-1,1,4,4-TETRAMETHOXY-2-BUTENE
1,1,4,4-TETRAMETHOXY-TRANS-2-BUTENE
FUMARALDEHYDE BIS(DIMETHYL ACETAL) 90+% | [Molecular Formula]
C8H16O4 | [MDL Number]
MFCD00075507 | [MOL File]
6068-62-8.mol | [Molecular Weight]
176.21 |
| Chemical Properties | Back Directory | [Appearance]
Clear colorless to slightly yellow liquid | [Boiling point ]
100-103 °C15 mm Hg(lit.)
| [density ]
1.01 g/mL at 25 °C(lit.)
| [refractive index ]
n20/D 1.428(lit.)
| [Fp ]
169 °F
| [storage temp. ]
Refrigerator (+4°C) | [solubility ]
Acetonitrile (Slightly), Chloroform (Slightly) | [form ]
Liquid | [color ]
Clear colorless to slightly yellow | [BRN ]
1723349 |
| Hazard Information | Back Directory | [Chemical Properties]
Clear colorless to slightly yellow liquid | [Uses]
Fumaraldehyde bis(dimethyl acetal) may be used in the syntheses of C20-carotene and crocetin or descrocetin esters. It may be used in the preparation of fumaraldehyde dimethylacetal, (FDMA), by partial acid hydrolysis. | [Purification Methods]
Dry it over fused CaCl2 and distil it in vacuo. The maleic (cis) isomer has b 112o/11mm, and d23 0.932 and n 251.4243. [Zeik & Heusner Chem Ber 90 1869 1957, Clauson-Kaas et al. Acta Chem Scand 9 111 1955, Clauson-Kaas Acta Chem Scand 6 569 1952, Beilstein 1 IV 3754.] |
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