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74719-90-7

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74719-90-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74719-90-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,7,1 and 9 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 74719-90:
(7*7)+(6*4)+(5*7)+(4*1)+(3*9)+(2*9)+(1*0)=157
157 % 10 = 7
So 74719-90-7 is a valid CAS Registry Number.

74719-90-7Relevant articles and documents

Synthesis based on cyclohexadienes: Part 6 - A new total synthesis of (+/-)-methyl acorate and (+/-)-methyl epi-acorate

Ramanathan, Halasya,Rao, G S R Subba

, p. 901 - 905 (2007/10/02)

A new method of construction of carbon-carbon bond is described.Thus the dianions generated from the metal-ammonia reduction of substituted benzoic acids readily undergo Michael addition with methyl crotonate resulting in synthetically useful products hav

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