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Acetic acid (3aR,5R,6S,7R,7aR)-6-acetoxy-5-acetoxymethyl-2-(2-acetoxy-tridecyl)-5,6,7,7a-tetrahydro-3aH-pyrano[3,2-d]oxazol-7-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74660-56-3

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74660-56-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74660-56-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,6,6 and 0 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 74660-56:
(7*7)+(6*4)+(5*6)+(4*6)+(3*0)+(2*5)+(1*6)=143
143 % 10 = 3
So 74660-56-3 is a valid CAS Registry Number.

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