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124685-98-9

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124685-98-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 124685-98-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,6,8 and 5 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 124685-98:
(8*1)+(7*2)+(6*4)+(5*6)+(4*8)+(3*5)+(2*9)+(1*8)=149
149 % 10 = 9
So 124685-98-9 is a valid CAS Registry Number.

124685-98-9Relevant articles and documents

Antiaromatic Compounds, 26. - A Cyclobutadienecarboxylate as a Hetero-1,3-diene in Diels-Alder Reactions with 2H-Azirines

Regitz, Manfred,Michels, Gisbert

, p. 927 - 933 (2007/10/02)

The cyclobutadienecarboxylic ester 1 adds 2H-azirines (2a-f) to yield the oxaazatricyclic compounds 4a-f.Under thermolysis conditions cleavage of isobutylene and formation of tricyclic ketones occurs (4a, c-e --> 7a-d).The Dewar pyridone 11 arises from th

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