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103777-41-9

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103777-41-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103777-41-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,7,7 and 7 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 103777-41:
(8*1)+(7*0)+(6*3)+(5*7)+(4*7)+(3*7)+(2*4)+(1*1)=119
119 % 10 = 9
So 103777-41-9 is a valid CAS Registry Number.

103777-41-9Relevant articles and documents

Syntheses of 5,6,7- and 5,7,8-Trioxygenated 3',4'-Dihydroxyflavones Having Alkoxy Groups and Their Inhibitory Activities against Arachidonate 5-Lipoxygenase

Horie, Tokunaru,Tsukayama, Masao,Kourai, Hiroki,Yokoyama, Chieko,Furukawa, Masayuki,et al.

, p. 2256 - 2262 (2007/10/02)

Arachidonate 5-lipoxygenase plays a pivotal role in the biosynthesis of leukotrienes.Cirsiliol (3',4',5-trihydroxy-6,7-dimethoxyflavone), a selective inhibitor of the enzyme, was derivatized by introducing alkyl groups of various chain lengths at position

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