FUMARALDEHYDE BIS(DIMETHYL ACETAL)

CAS No.：6068-62-8

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This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
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FUMARALDEHYDE BIS(DIMETHYL ACETAL) Basic information

Product Name:	FUMARALDEHYDE BIS(DIMETHYL ACETAL)
Synonyms:	TRANS-1,1,4,4-TETRAMETHOXY-2-BUTENE;FUMARALDEHYDE BIS(DIMETHYL ACETAL);1,1,4,4-TETRAMETHOXY-TRANS-2-BUTENE;FUMARALDEHYDE BIS(DIMETHYL ACETAL) 90+%;Fumaraldehyde Bis;(E)-1,1,4,4-tetraMethoxybut-2-ene;FumaraldehydeBis(dimethylAcetal)>2-Butene, 1,1,4,4-tetramethoxy-, (2E)-
CAS:	6068-62-8
MF:	C8H16O4
MW:	176.21
EINECS:
Product Categories:
Mol File:	6068-62-8.mol

FUMARALDEHYDE BIS(DIMETHYL ACETAL) Chemical Properties

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

Safety Information

Hazard Codes	Xi
Risk Statements	38
WGK Germany	3
F	9-23
HS Code	29110000

MSDS Information

Provider	Language
SigmaAldrich	English

FUMARALDEHYDE BIS(DIMETHYL ACETAL) Usage And Synthesis

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.]

FUMARALDEHYDE BIS(DIMETHYL ACETAL) Preparation Products And Raw materials

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