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Benzaldehyde, 2-hydroxy-5-[(2-nitrophenyl)azo]- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

38501-87-0

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38501-87-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 38501-87-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,5,0 and 1 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 38501-87:
(7*3)+(6*8)+(5*5)+(4*0)+(3*1)+(2*8)+(1*7)=120
120 % 10 = 0
So 38501-87-0 is a valid CAS Registry Number.
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