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77320-27-5

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77320-27-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77320-27-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,3,2 and 0 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 77320-27:
(7*7)+(6*7)+(5*3)+(4*2)+(3*0)+(2*2)+(1*7)=125
125 % 10 = 5
So 77320-27-5 is a valid CAS Registry Number.

77320-27-5Upstream product

77320-27-5Downstream Products

77320-27-5Relevant articles and documents

LYCOPODIUM TRITERPENOIDDS. (10). TRITERPENOID CONSTITUENTS OF LYCOPODIUM WIGHTIANUM COLLECTED IN BORNEO

Tsuda, Yoshisuke,Tabata, Yasushi,Ichinohe, Yoshiyuki

, p. 3275 - 3282 (2007/10/02)

From Lycopodium wightianum collected in Borneo, two new triterpenoids named wightianol-A and wightianol-B were isolated together with α-onocerin, tohogenol, and lycoclavanin.The structures of the new compounds were established as 14β-serratane-3β,14β,20β,21β,24-pentol (4a) and serrat-14-ene-3β,20β,21β,24-tetrol (5), respectively.For comparison, the C3-epimer of lycoclavanin, 16-oxoserrat-14-ene-3β,20β,21β,24-tetrol (14), was prepared and characterized as its tetraacetate.Keywords----Lycopodiaceae; Lycopodium wightianum; triterpenoids; 14β-seratanes; wightianol-A; wightianol-B; α-onocerin; tohogenol; lycoclavanin; 3-epilycoclavanin

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