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921935-54-8

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921935-54-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 921935-54-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,1,9,3 and 5 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 921935-54:
(8*9)+(7*2)+(6*1)+(5*9)+(4*3)+(3*5)+(2*5)+(1*4)=178
178 % 10 = 8
So 921935-54-8 is a valid CAS Registry Number.

921935-54-8Downstream Products

921935-54-8Relevant academic research and scientific papers

Tricalysiolides A-F, new rearranged ent-kaurane diterpenes from Tricalysia dubia

Nishimura, Koichi,Hitotsuyanagi, Yukio,Sugeta, Noriko,Sakakura, Kei-Ichi,Fujita, Kazuya,Fukaya, Haruhiko,Aoyagi, Yutaka,Hasuda, Tomoyo,Kinoshita, Takeshi,He, Dong-Hui,Otsuka, Hideaki,Takeda, Yoshio,Takeya, Koichi

, p. 1512 - 1519 (2006)

Six rearranged ent-kaurane diterpenes, tricalysiolides A-F, having the cafestol-type carbon framework were isolated from the wood of Tricalysia dubia (Rubiaceae). Their absolute structures were determined on the basis of the 2D NMR spectroscopy, X-ray cry

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