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737758-83-7

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737758-83-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 737758-83-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,3,7,7,5 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 737758-83:
(8*7)+(7*3)+(6*7)+(5*7)+(4*5)+(3*8)+(2*8)+(1*3)=217
217 % 10 = 7
So 737758-83-7 is a valid CAS Registry Number.

737758-83-7Relevant articles and documents

The first synthesis of both enantiomers of 2-hydroxycyclobutanone acetals by enzymatic transesterification: Preparation of (R)-(+)-2- benzyloxycyclobutanone and its antipode

Hazelard, Damien,Fadel, Antoine,Morgant, Georges

, p. 1711 - 1718 (2007/10/03)

A new practical enzymatic synthesis of (R)-(+)- and (S)-(-)-2- acetoxycyclobutanone acetals with 97-99.9% ee has been carried out via enzymatic transesterification of readily available racemic 2-hydroxycyclobutanone acetals. The absolute configuration has

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