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21772-61-2

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21772-61-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21772-61-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,7,7 and 2 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 21772-61:
(7*2)+(6*1)+(5*7)+(4*7)+(3*2)+(2*6)+(1*1)=102
102 % 10 = 2
So 21772-61-2 is a valid CAS Registry Number.

21772-61-2Downstream Products

21772-61-2Relevant articles and documents

High specific activity (+)-amphetamine and (+)-methamphetamine

Lamb, Pamela B.,McElhinny, Charles J.,Sninski, Todd,Purdom, Hunter,Carroll, F. Ivy,Lewin, Anita H.

experimental part, p. 457 - 462 (2010/07/08)

High specific activity (+)-amphetamine and (+)-methamphetamine were prepared by reductive dechlorination of (S)-(3′,5′-dichlorophenyl)- 2-propylazide and (S)-2′6′-dichloromethamphetamine, respectively. While the latter was readily obtained by resolution o

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