Process for the preparation of 2,2-dimethylolalkanals

Details Process for the preparation of 2,2-dimethylolalkanals Process for the preparation of 2,2-dimethylolalkanals

1978-03-13

1980-11-11

Lone, Werren B.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

568460, 568461, 568497, C07C 4726

Patent

active

042332478

ABSTRACT:
An improvement in a process for the preparation of 2,2-dimethylolalkanal of the formula ##STR1## where R denotes an optionally substituted aliphatic radical by reacting 2-alkylacrylaldehyde with formaldehyde in presence of water and a base, the improvement residing in employing an aldehyde of the formula ##STR2## wherein R has the meaning indicated above and a mol ratio of the same to formaldehyde of 1:8-30 at a temperature in the range from -10 to 100.degree. C.

REFERENCES:
patent: 2696477 (1954-12-01), Gagarine et al.
patent: 2863878 (1958-12-01), Lynn
patent: 3518310 (1970-01-01), Lutz

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