1446841-21-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1446841-21-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,6,8,4 and 1 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1446841-21:
(9*1)+(8*4)+(7*4)+(6*6)+(5*8)+(4*4)+(3*1)+(2*2)+(1*1)=169
169 % 10 = 9
So 1446841-21-9 is a valid CAS Registry Number.
1446841-21-9Relevant articles and documents
7-MEMBERED FUSED HETEROCYCLES AND METHODS OF THEIR SYNTHESIS
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, (2015/03/16)
Disclosed are a new method for synthesizing 7-membered fused heterocycles and compounds synthesized by the new method. The method involves a dual activation strategy using an N-heterocyclic carbene catalyst as a first Lewis base and another second Lewis b
