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Benzene, 2-[(5-chloro-2,4-dimethoxyphenyl)thio]-1,3,5-trimethyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

77189-83-4

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77189-83-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77189-83-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,1,8 and 9 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 77189-83:
(7*7)+(6*7)+(5*1)+(4*8)+(3*9)+(2*8)+(1*3)=174
174 % 10 = 4
So 77189-83-4 is a valid CAS Registry Number.

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