2657-89-8 Usage
General Description
"(8E)-7-oxo-8-[(4-sulfophenyl)hydrazinylidene]naphthalene-1,3-disulfonic acid" is a chemical compound consisting of a naphthalene core with two sulfonic acid groups and a hydrazinylidene group attached to it. The compound is highly water-soluble due to the presence of the sulfonic acid groups, which make it suitable for use in aqueous solutions. The hydrazinylidene group gives the compound reactive properties, making it useful in chemical reactions and as a reagent in analytical chemistry. Additionally, the naphthalene core of the compound gives it fluorescent properties, making it suitable for use as a fluorescent dye or as a fluorescent probe in biological and environmental studies. Overall, "(8E)-7-oxo-8-[(4-sulfophenyl)hydrazinylidene]naphthalene-1,3-disulfonic acid" is a versatile chemical compound with various potential applications.
Check Digit Verification of cas no
The CAS Registry Mumber 2657-89-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,6,5 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 2657-89:
(6*2)+(5*6)+(4*5)+(3*7)+(2*8)+(1*9)=108
108 % 10 = 8
So 2657-89-8 is a valid CAS Registry Number.
InChI:InChI=1/C16H12N2O10S3/c19-13-6-1-9-7-12(30(23,24)25)8-14(31(26,27)28)15(9)16(13)18-17-10-2-4-11(5-3-10)29(20,21)22/h1-8,17H,(H,20,21,22)(H,23,24,25)(H,26,27,28)/b18-16+
