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157643-56-6

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157643-56-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 157643-56-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,6,4 and 3 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 157643-56:
(8*1)+(7*5)+(6*7)+(5*6)+(4*4)+(3*3)+(2*5)+(1*6)=156
156 % 10 = 6
So 157643-56-6 is a valid CAS Registry Number.
InChI:InChI=1/C13H16O6/c1-4-6(3)19-13(18)8-7(4)5(2)10(14)9(11(8)15)12(16)17/h4,6,13-15,18H,1-3H3,(H,16,17)/t4-,6-,13+/m1/s1

157643-56-6Upstream product

157643-56-6Downstream Products

157643-56-6Relevant articles and documents

Citrinin hydrate and radicinin: Human rhinovirus 3C-protease inhibitors discovered in a target-directed microbial screen

Kadam,Poddig,Humphrey,Karwowski,Jackson,Tennent,Fung,Hochlowski,Rasmussen,McAlpine

, p. 836 - 839 (1994)

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