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(2S,3R)-3-amino-1-[(tripropan-2-ylsilyl)oxy]butan-2-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1177421-13-4

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1177421-13-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1177421-13-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,7,4,2 and 1 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1177421-13:
(9*1)+(8*1)+(7*7)+(6*7)+(5*4)+(4*2)+(3*1)+(2*1)+(1*3)=144
144 % 10 = 4
So 1177421-13-4 is a valid CAS Registry Number.

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