180743-44-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 180743-44-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,0,7,4 and 3 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 180743-44:
(8*1)+(7*8)+(6*0)+(5*7)+(4*4)+(3*3)+(2*4)+(1*4)=136
136 % 10 = 6
So 180743-44-6 is a valid CAS Registry Number.
180743-44-6Relevant articles and documents
EPOXIDATION OF ALPHA, BETA-UNSATURATED KETONES
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Page/Page column 24, (2010/11/25)
The invention relates to the stereoselective epoxidation of α,β-unsaturated ketones bearing electron withdrawing substituents and to chiral 5-phenyl-4,5-dihydropyrazoles obtained therefrom.
