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13744-53-1

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13744-53-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 13744-53-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,7,4 and 4 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 13744-53:
(7*1)+(6*3)+(5*7)+(4*4)+(3*4)+(2*5)+(1*3)=101
101 % 10 = 1
So 13744-53-1 is a valid CAS Registry Number.

13744-53-1Relevant articles and documents

Synthesis of guaia-4(5)-en-11-ol, guaia-5(6)-en-11-ol, aciphyllene, 1- epi -melicodenones C and E, and other guaiane-type sesquiterpenoids via the diastereoselective epoxidation of guaiol

Huang, An-Cheng,Sumby, Christopher J.,Tiekink, Edward R.T.,Taylor, Dennis K.

, p. 2522 - 2536 (2014)

The diastereomeric ratio of epoxidation of the internally bridged carbon-carbon double bond of guaiol (1a) is strongly influenced by the combined effects of the types of remote protecting groups on the hydroxyisopropyl side chain, choice of solvent, and e

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