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

72088-86-9

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72088-86-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72088-86-9 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 6 respectively.
Calculate Digit Verification of CAS Registry Number 72088-86:
(7*7)+(6*2)+(5*0)+(4*8)+(3*8)+(2*8)+(1*6)=139
139 % 10 = 9
So 72088-86-9 is a valid CAS Registry Number.
InChI:InChI=1/C25H19Cl2N3O2/c1-2-15-7-4-6-10-22(15)28-25(32)19-13-16-8-3-5-9-18(16)23(24(19)31)30-29-17-11-12-20(26)21(27)14-17/h3-14,29H,2H2,1H3,(H,28,32)/b30-23-

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