1238699-22-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1238699-22-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,8,6,9 and 9 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1238699-22:
(9*1)+(8*2)+(7*3)+(6*8)+(5*6)+(4*9)+(3*9)+(2*2)+(1*2)=193
193 % 10 = 3
So 1238699-22-3 is a valid CAS Registry Number.
1238699-22-3Relevant academic research and scientific papers
Method for the asymmetric hydrogenation of olefins utilising photoisomerisation
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Page/Page column 31, (2010/08/09)
The present invention relates to a method for the preparation of a compound of formula (I), wherein R1 is different to R2; R3 is different to R4; and R1, R2, R3 and R4
