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118964-20-8

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118964-20-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 118964-20-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,9,6 and 4 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 118964-20:
(8*1)+(7*1)+(6*8)+(5*9)+(4*6)+(3*4)+(2*2)+(1*0)=148
148 % 10 = 8
So 118964-20-8 is a valid CAS Registry Number.

118964-20-8Downstream Products

118964-20-8Relevant academic research and scientific papers

Tannins and Related Compounds. LXXII. Isolation and Characterisation of Mongolicanin (Procyanidino-ellagitannin), Mongolinin A, Acutissimin C and Vescalagin Carboxylic Acid, Novel Tannins from Quercus mongolica var. grosseserrata

Ishimaru, Kanji,Ishimatsu, Makoto,Nonaka, Gen-Ichiro,Mihashi, Kunihide,Iwase, Yukiko,Nishioka, Itsuo

, p. 3319 - 3327 (2007/10/02)

A novel procyanidino-ellagitannin, mongolicanin (1), has been isolated, together with free new tannins, mongolinin A (4), acutissimin C (7) and vescalagin carboxylic acid (8), from the bark of Quercus mongolica var. grosseserrata (Fagaceae), and the structures of these compounds were established on the basis of physicochemical data.Keywords--Quercus mongolica var. grosseserrata; Fagaceae; mongolicanin; procyanidino-ellagitannin; mongolinin A; acutissimin C; vescalagin carboxylic acid; flavano-ellagitannin; C-glycosylated ellagitannin; open-chain-form glucose

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