333389-18-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 333389-18-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,3,3,8 and 9 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 333389-18:
(8*3)+(7*3)+(6*3)+(5*3)+(4*8)+(3*9)+(2*1)+(1*8)=147
147 % 10 = 7
So 333389-18-7 is a valid CAS Registry Number.
333389-18-7Relevant articles and documents
Homogeneous asymmetric hydrogenation using phosphine ligands of transition metals
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, (2008/06/13)
A process for the preparation of an enantiomerically enriched 2-substituted succinic acid derivative of formula 2, which comprises asymmetric hydrogenation of the dehydro precursor of formula 7 or 8, or a mixture thereof wherein R1and R2/