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1021153-87-6

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1021153-87-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1021153-87-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,1,1,5 and 3 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1021153-87:
(9*1)+(8*0)+(7*2)+(6*1)+(5*1)+(4*5)+(3*3)+(2*8)+(1*7)=86
86 % 10 = 6
So 1021153-87-6 is a valid CAS Registry Number.

1021153-87-6Downstream Products

1021153-87-6Relevant articles and documents

Enzymatic resolution of chlorohydrins for the synthesis of enantiomerically enriched 2-vinyloxiranes

McCubbin, J. Adam,Maddess, Matthew L.,Lautens, Mark

, p. 289 - 293 (2008/12/21)

A series of vinylchlorohydrins are resolved by enzymatic kinetic resolution. The resulting R-alcohols, obtained in up to 99% ee, are stereoselectively converted into vinyloxiranes in high yield. The S-acetates, obtained in up to 99% ee were either deprotected to S-alcohols, or cyclized directly to vinyl oxiranes under basic conditions, with moderate to no loss in ee. The results are consistent with a racemization mechanism involving reversible migration of the acetate during deprotection. Georg Thieme Verlag Stuttgart.

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