74697-33-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74697-33-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,6,9 and 7 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 74697-33:
(7*7)+(6*4)+(5*6)+(4*9)+(3*7)+(2*3)+(1*3)=169
169 % 10 = 9
So 74697-33-9 is a valid CAS Registry Number.
74697-33-9Relevant articles and documents
ACYLATION OF CHLOROANISOLES
Yuldashev, Kh. Yu.
, p. 1610 - 1612 (2007/10/02)
In the reaction of 2-, 3-, and 4-chloroanisoles with the chlorides and anhydrides of acetic, propionic, and 4-substituted benzoic acids in the presence of 1E-3 mole of ferric chloride 35-80percent of the ketone fraction was obtained.Under the reaction con
