23453-09-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23453-09-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,4,5 and 3 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 23453-09:
(7*2)+(6*3)+(5*4)+(4*5)+(3*3)+(2*0)+(1*9)=90
90 % 10 = 0
So 23453-09-0 is a valid CAS Registry Number.
23453-09-0Relevant articles and documents
Process for producing cyclopropanecarboxylates
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, (2008/06/13)
There is disclosed a process process for producing a cyclopropanecarboxylate of formula (1): 1which process comprises reacting cyclopropanecarboxylic acid of formula (2): 2with a monohydroxy compound of formula (3): R6OH??(3),in the presence of a catalyst compound comprising an element of to Group 4 of the Periodic Table of Elements.
