96728-31-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 96728-31-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,6,7,2 and 8 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 96728-31:
(7*9)+(6*6)+(5*7)+(4*2)+(3*8)+(2*3)+(1*1)=173
173 % 10 = 3
So 96728-31-3 is a valid CAS Registry Number.
96728-31-3Relevant articles and documents
Total Synthesis of Aromatic Steroids
Daniewski, Andrzej Robert,Kowalczyk-Przewloka, Teresa
, p. 2976 - 2980 (1985)
The coupling reaction of m-methoxystyrene (1) and 4-bromo-1-diazo-2-butanone (2) over Pd(OAc)2 gave trans and cis (ratio 7:1) cyclopropane derivatives 3a and 3b, which were used for the alkylation of 2-methylcyclopentane-1,3-dione to afford triketones 4a
