161773-53-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 161773-53-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,7,7 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 161773-53:
(8*1)+(7*6)+(6*1)+(5*7)+(4*7)+(3*3)+(2*5)+(1*3)=141
141 % 10 = 1
So 161773-53-1 is a valid CAS Registry Number.
161773-53-1Relevant articles and documents
Quantitative Measurement of Proton Dissociation and Tautomeric Constants of Apigeninidin
Costantino, Luca,Rastelli, Giulio,Rossi, Maria C.,Albasini, Albano
, p. 227 - 234 (2007/10/02)
Depending on the pH of the medium, the anthocyanidin apigeninidin may deprotonate, leading to the formation of three tautomeric neutral and anionic forms.In order to determine the relative percent
