99969-94-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99969-94-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,9,6 and 9 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 99969-94:
(7*9)+(6*9)+(5*9)+(4*6)+(3*9)+(2*9)+(1*4)=235
235 % 10 = 5
So 99969-94-5 is a valid CAS Registry Number.
99969-94-5Relevant articles and documents
A convenient route to β-phenylthioalkyl ketones
Katritzky, Alan R.,Fang, Yunfeng,Feng, Daming,Silina, Alina,Prakash, Indra
, p. 331 - 337 (2007/10/03)
The preparation of β-phenylthioalkyl ketones via the reactions of α- benzotriazolylalkyl phenyl sulfides (1a-e) with enamines (5a-d) is described.