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ethyl 4-[(1E,3E)-2-methyl-4-(2,6,6-trimethylcyclohex-1-en-1-yl)buta-1,3-dien-1-yl]benzoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

77837-56-0

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77837-56-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77837-56-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,8,3 and 7 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 77837-56:
(7*7)+(6*7)+(5*8)+(4*3)+(3*7)+(2*5)+(1*6)=180
180 % 10 = 0
So 77837-56-0 is a valid CAS Registry Number.

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