23732-41-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23732-41-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,7,3 and 2 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 23732-41:
(7*2)+(6*3)+(5*7)+(4*3)+(3*2)+(2*4)+(1*1)=94
94 % 10 = 4
So 23732-41-4 is a valid CAS Registry Number.
23732-41-4Relevant articles and documents
A new efficient access to glycono-1,4-lactones by oxidation of unprotected itols by catalytic hydrogen transfer with RhH(PPh3)4-benzalacetone system
Isaac,Aizel,Stasik,Wadouachi,Beaupère
, p. 475 - 476 (2007/10/03)
Treatment of unprotected pentitols and hexitols with RhH(PPh3)4-benzalacetone system leads exclusively to glycono-1,4-lactones in 60-96% yield.