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121006-21-1

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121006-21-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121006-21-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,0,0 and 6 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 121006-21:
(8*1)+(7*2)+(6*1)+(5*0)+(4*0)+(3*6)+(2*2)+(1*1)=51
51 % 10 = 1
So 121006-21-1 is a valid CAS Registry Number.

121006-21-1Relevant articles and documents

STEREOSPECIFIC SYNTHESIS OF TRANS, CIS-1,3,4-TRISUBSTITUTED 1,2,3,4-TETRAHYDRO-β-CARBOLINES

Behforouz, Mohammad,West, Sarah J.,Chakrabarty, Chitra,Rusk, David A.,Zarrinmayeh, Hamideh

, p. 483 - 495 (2007/10/02)

Pictet-Spengler condensation of Nb-benzyl-β-methyltryptophan methyl ester (2RS,3SR;4) with aldehydes followed by debenzylation afforded trans, cis-1,3,4-trisubstituted 1,2,3,4-tetrahydro-β-carbolines in complete stereospecific fashion.Tetrahydr

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