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1219116-14-9

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1219116-14-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1219116-14-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,1,1 and 6 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1219116-14:
(9*1)+(8*2)+(7*1)+(6*9)+(5*1)+(4*1)+(3*6)+(2*1)+(1*4)=119
119 % 10 = 9
So 1219116-14-9 is a valid CAS Registry Number.

1219116-14-9Downstream Products

1219116-14-9Relevant articles and documents

Intramolecular formal [4+2] cycloaddition of 3-ethoxycyclobutanones and alkenes

Matsuo, Jun-Ichi,Sasaki, Shun,Hoshikawa, Takaya,Ishibashi, Hiroyuki

supporting information; experimental part, p. 934 - 936 (2010/06/12)

Intramolecular formal [4+2] cycloaddition between 3-ethoxycyclobutanones and a carbon-carbon double bond to the corresponding bicyclo[4.n.0]alkan-2-one derivatives proceeded effectively by using ethylaluminium dichloride. The Royal Society of Chemistry 20

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