129575-70-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129575-70-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,5,7 and 5 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 129575-70:
(8*1)+(7*2)+(6*9)+(5*5)+(4*7)+(3*5)+(2*7)+(1*0)=158
158 % 10 = 8
So 129575-70-8 is a valid CAS Registry Number.
129575-70-8Relevant academic research and scientific papers
Synthesis of Diaminodiphenylphosphonium Salts
Cristau, Henri-Jean,Garcia, Chantal
, p. 315 - 317 (2007/10/02)
A new general synthesis of diaminodiphenylphosphonium salts consists of the successive reactions of chlorodiphenylphosphine with bromine and then with primary or secondary amines.The method can be applied to various types of amines.
