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2-(2-(RS)-aminopropyl)-5-(trimethylstannyl)thiophene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

137945-30-3

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137945-30-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137945-30-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,9,4 and 5 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 137945-30:
(8*1)+(7*3)+(6*7)+(5*9)+(4*4)+(3*5)+(2*3)+(1*0)=153
153 % 10 = 3
So 137945-30-3 is a valid CAS Registry Number.

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