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Carbonic acid 2,4,5-trichloro-phenyl ester 2,4,6-trimethyl-benzyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

65689-39-6

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65689-39-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 65689-39-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,6,8 and 9 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 65689-39:
(7*6)+(6*5)+(5*6)+(4*8)+(3*9)+(2*3)+(1*9)=176
176 % 10 = 6
So 65689-39-6 is a valid CAS Registry Number.

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