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1054812-72-4

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1054812-72-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1054812-72-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,5,4,8,1 and 2 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1054812-72:
(9*1)+(8*0)+(7*5)+(6*4)+(5*8)+(4*1)+(3*2)+(2*7)+(1*2)=134
134 % 10 = 4
So 1054812-72-4 is a valid CAS Registry Number.

1054812-72-4Relevant articles and documents

Medicinal foodstuffs. II. On the bioactive constituents of the tuber of Sagittaria trifolia L. (Kuwai, Alismataceae): Absolute stereostructures of trifoliones A, B, C, and D, sagittariosides a and b, and arabinothalictoside

Yoshikawa,Yoshizumi,Murakami,Matsuda,Yamahara,Murakami

, p. 492 - 499 (1996)

From the medicinal foodstuff 'kuwai', the tuber of Sagittaria trifolia L., four bioactive diterpene ketones, trifoliones A, B, C, and D, two diterpene glucosides, sagittariosides a and b, and a nitroethylphenol glycoside, arabinothalictoside, were isolated, together with six known diterpenes. Their absolute stereostructures were determined on the basis of chemical and physicochemical evidence which included the application of a modified Mosher's method and an exciton chirality method. Among the diterpene constituents, trifoliones A, B, C, and D exhibited inhibitory effects on the histamine release from rat mast cells induced by compound 48/80 and calcium ionophore A-23187.

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