38457-33-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 38457-33-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,4,5 and 7 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 38457-33:
(7*3)+(6*8)+(5*4)+(4*5)+(3*7)+(2*3)+(1*3)=139
139 % 10 = 9
So 38457-33-9 is a valid CAS Registry Number.
38457-33-9Relevant academic research and scientific papers
PHENYLENE DI-ETHERS
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, (2008/06/13)
Substituted phenylene di-ethers of the formula; STR1 wherein R represents an isopropyl or tertiary butyl group and X represents hydrogen or lower alkyl, and acid addition salts thereof.The compounds are useful anti-arrhythmic agents and also show l