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111670-52-1

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111670-52-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 111670-52-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,6,7 and 0 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 111670-52:
(8*1)+(7*1)+(6*1)+(5*6)+(4*7)+(3*0)+(2*5)+(1*2)=91
91 % 10 = 1
So 111670-52-1 is a valid CAS Registry Number.

111670-52-1Relevant articles and documents

Synthesis of 5,4'-Dihydroxy-7,8,3',5'-Tetramethoxyflavone and Two New Isomeric Pentaoxygenated Flavanones Isolated from Lepidium sativum and Vitex negundo

Chandra, S.,Babber, Sunanda

, p. 82 - 84 (2007/10/02)

The structures proposed for the new naturally occuring hexaoxygenated flavone as 5,4'-dihydroxy-7,8,3',5'-tetramethoxyflavone (1a) and of two new pentaoxygenated flavanones as 5,3'-dihydroxy-7,8,4'-trimethoxyflavanone (2) and 5,3'-dihydroxy-6,7,4'-trimeth

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