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disodium 4-[[2,4-dihydroxy-5-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]phenyl]azo]benzenesulphonate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

70210-07-0

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70210-07-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70210-07-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,2,1 and 0 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 70210-07:
(7*7)+(6*0)+(5*2)+(4*1)+(3*0)+(2*0)+(1*7)=70
70 % 10 = 0
So 70210-07-0 is a valid CAS Registry Number.
InChI:InChI=1/C24H18N6O8S2.2Na/c31-23-14-24(32)22(30-28-18-7-11-20(12-8-18)40(36,37)38)13-21(23)29-27-16-3-1-15(2-4-16)25-26-17-5-9-19(10-6-17)39(33,34)35;;/h1-14,27,32H,(H,33,34,35)(H,36,37,38);;/q;2*+1/p-2/b26-25+,29-21-,30-28+;;

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