118-51-4 Usage
General Description
4-hydroxy-7-[(4-methoxyphenyl)amino]naphthalen-2-sulphonic acid is a chemical compound that belongs to the class of sulfonic acids. It is a derivative of naphthalene with a hydroxy group at the 4-position and a sulphonic acid group at the 2-position. Additionally, it contains an amino group and a methoxy group attached to the naphthalene ring. 4-hydroxy-7-[(4-methoxyphenyl)amino]naphthalen-2-sulphonic acid has potential applications in pharmaceuticals, dyes, and other chemical industries due to its structural features and properties. Additionally, it may exhibit biological activities and can be used as a building block for the synthesis of other organic compounds.
Check Digit Verification of cas no
The CAS Registry Mumber 118-51-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 1,1 and 8 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 118-51:
(5*1)+(4*1)+(3*8)+(2*5)+(1*1)=44
44 % 10 = 4
So 118-51-4 is a valid CAS Registry Number.
InChI:InChI=1/C17H15NO5S/c1-23-14-5-2-12(3-6-14)18-13-4-7-16-11(8-13)9-15(10-17(16)19)24(20,21)22/h2-10,18-19H,1H3,(H,20,21,22)
