167954-13-4 Usage
General Description
The chemical substance "4-Amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-(phenylazo)-2,7-naphthalenedisulfonic acid disodium salt mixt. with 4-[(2-hydroxy-1-naphthalenyl)azo]benzenesulfonic acid monosodium salt" is a complex compound which contains elements like sodium, phenyl, nitrophenyl, and naphthalene groups. It bears azo functionalities, which are nitrogen-nitrogen double bonds, as well as sulfonic and carboxylic acid groups. Furthermore, one part of the compound has a disodium salt form while the other part exists as a monosodium salt. Overall, the compound has different levels of solubility, polarity, acidity and reactivity due to the presence of these diverse functional groups and ionic forms.
Check Digit Verification of cas no
The CAS Registry Mumber 167954-13-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,7,9,5 and 4 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 167954-13:
(8*1)+(7*6)+(6*7)+(5*9)+(4*5)+(3*4)+(2*1)+(1*3)=174
174 % 10 = 4
So 167954-13-4 is a valid CAS Registry Number.