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4-(4-Formyl-4,5-dihydro-3H-pyrrol-2-ylsulfanyl)-butyric acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

83564-52-7

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83564-52-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83564-52-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,5,6 and 4 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 83564-52:
(7*8)+(6*3)+(5*5)+(4*6)+(3*4)+(2*5)+(1*2)=147
147 % 10 = 7
So 83564-52-7 is a valid CAS Registry Number.

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