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N-(2-ethylphenyl)-3-hydroxy-4-[(4-methoxy-2-nitrophenyl)azo]naphthalene-2-carboxamide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

72088-87-0

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72088-87-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72088-87-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,0,8 and 8 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 72088-87:
(7*7)+(6*2)+(5*0)+(4*8)+(3*8)+(2*8)+(1*7)=140
140 % 10 = 0
So 72088-87-0 is a valid CAS Registry Number.
InChI:InChI=1/C26H22N4O5/c1-3-16-8-5-7-11-21(16)27-26(32)20-14-17-9-4-6-10-19(17)24(25(20)31)29-28-22-13-12-18(35-2)15-23(22)30(33)34/h4-15,28H,3H2,1-2H3,(H,27,32)/b29-24-

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