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273216-87-8

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273216-87-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 273216-87-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,3,2,1 and 6 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 273216-87:
(8*2)+(7*7)+(6*3)+(5*2)+(4*1)+(3*6)+(2*8)+(1*7)=138
138 % 10 = 8
So 273216-87-8 is a valid CAS Registry Number.

273216-87-8Relevant articles and documents

Asymmetric hetero-Diels-Alder reaction of glyoxylate esters and Danishefsky's diene catalyzed by chiral bis(oxazoline)-lanthanide complexes

Qian, Changtao,Wang, Longcheng

, p. 2203 - 2206 (2000)

Asymmetric hetero-Diels-Alder reactions of glyoxylate esters and Danishefsky's diene catalyzed by various chiral bis(oxazoline)-lanthanide complexes afforded the corresponding aldol adducts, which upon treatment with trifluoroacetic acid, furnished the he

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