35754-69-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 35754-69-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,5,7,5 and 4 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 35754-69:
(7*3)+(6*5)+(5*7)+(4*5)+(3*4)+(2*6)+(1*9)=139
139 % 10 = 9
So 35754-69-9 is a valid CAS Registry Number.
35754-69-9Relevant articles and documents
Synthesis of Halogenated Benzyl- and Benzoylpyrroles
Renneberg, Bernd,Kellner, Michael,Laatsch, Hartmut
, p. 847 - 852 (2007/10/02)
Several halogenated aroyl-1H-pyrroles of type 2, 14 and 19 are synthesized by reaction of aroylchlorides with pyrrolylmagnesium bromide, bromination or iodination of the pyrrole ring and demethylation with boron tribromide.Furthermore, the synthesis of th