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3-cyano-2-[5-(cyano-diphenyl-methyl)-6-oxo-4-(triphenyl-λ5-phosphanylideneamino)-3,6-dihydro-[1,3]oxazin-2-ylidene]-3,3-diphenyl-propionic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

56655-98-2

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56655-98-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 56655-98-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,6,5 and 5 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 56655-98:
(7*5)+(6*6)+(5*6)+(4*5)+(3*5)+(2*9)+(1*8)=162
162 % 10 = 2
So 56655-98-2 is a valid CAS Registry Number.

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