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22621-37-0

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22621-37-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 22621-37-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,6,2 and 1 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 22621-37:
(7*2)+(6*2)+(5*6)+(4*2)+(3*1)+(2*3)+(1*7)=80
80 % 10 = 0
So 22621-37-0 is a valid CAS Registry Number.

22621-37-0Upstream product

22621-37-0Relevant articles and documents

Process for production of (+)-2-amino-1-butanol

-

, (2008/06/13)

A process for producing (+)-2-amino-1-butanol comprising optically resolving an N-acyl-DL-aminobutyric acid using an acylase to obtain L-2-aminobutyric acid and an N-acyl-D-aminobutyric acid which is recycled after racemization, esterifying the L-2-aminobutyric acid to form L-2-aminobutyric acid ester, and reducing the L-2-aminobutyric acid ester to form (+)-2-amino-1-butanol.

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