861855-40-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 861855-40-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,1,8,5 and 5 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 861855-40:
(8*8)+(7*6)+(6*1)+(5*8)+(4*5)+(3*5)+(2*4)+(1*0)=195
195 % 10 = 5
So 861855-40-5 is a valid CAS Registry Number.
861855-40-5Relevant articles and documents
TRANSACETALISATION PROCESS
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Page/Page column 93-94, (2010/02/13)
The invention relates to the resolution of racemic mixtures, and in particular to the separation of enantiomers of chiral alcohols utilising recyclable chiral auxiliaries. The present invention also relates to a process for preparing these recyclable chiral auxiliaries using an enantiomerically pure alcohol.