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1352996-08-7

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1352996-08-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1352996-08-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,2,9,9 and 6 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1352996-08:
(9*1)+(8*3)+(7*5)+(6*2)+(5*9)+(4*9)+(3*6)+(2*0)+(1*8)=187
187 % 10 = 7
So 1352996-08-7 is a valid CAS Registry Number.

1352996-08-7Downstream Products

1352996-08-7Relevant articles and documents

Large-scale synthesis of Singh's catalyst in a one-pot procedure starting from proline

Berkessel, Albrecht,Harnying, Wacharee,Duangdee, Nongnaphat,Neudoerfl, Joerg-M.,Groeger, Harald

, p. 123 - 128 (2012/05/20)

A practical one-pot procedure for the preparation of Singh's catalyst from either l-/d-proline or Boc-proline is described. The coupling partner, a chiral amino alcohol, can be prepared and used directly without purification from the corresponding amino acid ester. Moreover, a procedure for tert-butoxycarbonyl (Boc) group removal using concentrated HCl in MeOH-DCM was developed and utilized for the multigram-scale synthesis of Singh's catalyst.

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