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75840-88-9

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75840-88-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75840-88-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,8,4 and 0 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 75840-88:
(7*7)+(6*5)+(5*8)+(4*4)+(3*0)+(2*8)+(1*8)=159
159 % 10 = 9
So 75840-88-9 is a valid CAS Registry Number.

75840-88-9Downstream Products

75840-88-9Relevant articles and documents

Synthesis and Photocylization of some 4-(5)Arylethenylimidazoles

Lindberg, Gerd,Stensioe, Karl-Erland,Wahlberg, Kerstin

, p. 679 - 683 (2007/10/02)

The synthesis of eleven 4-(5)arylethenylimidazoles and their separation into cis and trans isomers is described.Ir, uv, nmr, and mass spectrometric data of the compounds are given.The photocyclization of the unsubstituted and p-substituted compounds is reported.

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