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137960-11-3

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137960-11-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137960-11-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,9,6 and 0 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 137960-11:
(8*1)+(7*3)+(6*7)+(5*9)+(4*6)+(3*0)+(2*1)+(1*1)=143
143 % 10 = 3
So 137960-11-3 is a valid CAS Registry Number.

137960-11-3Downstream Products

137960-11-3Relevant articles and documents

Synthesis of oxazolidine derivatives of β-[3-(aryloxy)aryl]-α-amino acids by application of the diels-alder reaction

Olsen, Richard K.,Feng, Xianqi

, p. 5721 - 5724 (2007/10/02)

The Diels-Alder reaction has been used to construct the diaryl ether unit in oxazolidine derivatives of β-[3-(aryloxy)aryl]-α-amino acids. Cycloaddition of acetylenic ketone 6 with substituted aryloxy dienes, and subsequent aromatization, provided the tit

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