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(+/-)-erythro-2,3-O-Isopropylidene-2,3-dihydroxy-2-methylpentanol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

57956-83-9

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57956-83-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 57956-83-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,9,5 and 6 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 57956-83:
(7*5)+(6*7)+(5*9)+(4*5)+(3*6)+(2*8)+(1*3)=179
179 % 10 = 9
So 57956-83-9 is a valid CAS Registry Number.

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