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134993-15-0

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134993-15-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134993-15-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,9,9 and 3 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 134993-15:
(8*1)+(7*3)+(6*4)+(5*9)+(4*9)+(3*3)+(2*1)+(1*5)=150
150 % 10 = 0
So 134993-15-0 is a valid CAS Registry Number.

134993-15-0Downstream Products

134993-15-0Relevant articles and documents

Asymmetric synthesis XXIII. A 100% cis diastereoselectivity in the synthesis of enantiomerically pure 2,6-dialkylpiperidines

Theodorakis,Royer,Husson

, p. 521 - 529 (2007/10/02)

Enantiomerically pure (+)-(2S,6R)-2-propyl-6-methyl-piperidine 6 has been obtained in 4 steps, 66% overall yield and without separation of diastereomers from the chiral 2-cyano-6-oxazolopiperidine synthon 1c derived from (+)-1,2-diphenyl-2-aminoethanol.

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