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1136478-28-8

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1136478-28-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1136478-28-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,6,4,7 and 8 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1136478-28:
(9*1)+(8*1)+(7*3)+(6*6)+(5*4)+(4*7)+(3*8)+(2*2)+(1*8)=158
158 % 10 = 8
So 1136478-28-8 is a valid CAS Registry Number.

1136478-28-8Downstream Products

1136478-28-8Relevant articles and documents

PREGABALIN -4-ELIMINATE, PREGABALIN 5-ELIMINATE, THEIR USE AS REFERENCE MARKER AND STANDARD, AND METHOD TO PRODUCE PREGABALIN CONTAINING LOW LEVELS THEREOF

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Page/Page column 19-20, (2009/05/30)

The present invention provides 3- (aminomethyl)-5-methylhex-4-enoic acid (Pregabalin- 4-eliminate or PRG-4E) and 3- (aminomethyl)-5-methylhex-5-enoic acid (Pregabalin-5-eliminate or PRG-5E), and their uses as reference markers and standards for determining the purity of Pregabalin. The invention also provides a method to produce Pregabalin containing low levels of these impurities.

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