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99142-09-3

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99142-09-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99142-09-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,1,4 and 2 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 99142-09:
(7*9)+(6*9)+(5*1)+(4*4)+(3*2)+(2*0)+(1*9)=153
153 % 10 = 3
So 99142-09-3 is a valid CAS Registry Number.

99142-09-3Upstream product

99142-09-3Relevant articles and documents

Stereochemistry of an Oxidative 1,4-Fragmentation of γ-Stannyl Alcohols with a Hypervalent Organoiodine Compound and the Synthesis of erythro-6-Acetoxyhexadecan-5-olide

Ochiai, Masahito,Ukita, Tatsuzo,Nagao, Yoshimitsu,Fujita, Eiichi

, p. 637 - 638 (2007/10/02)

Iodine(III)-mediated oxidative 1,4-fragmentation of the 2,3-trans- and 2,3-cis-3-stannyl alcohols, (6a,b) and (6c), proceeds stereospecifically to give the E- and Z-enals, (7) and (8), respectively, and stereoselective synthesis of the mosquito pheromone,

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