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69308-72-1

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69308-72-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 69308-72-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,3,0 and 8 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 69308-72:
(7*6)+(6*9)+(5*3)+(4*0)+(3*8)+(2*7)+(1*2)=151
151 % 10 = 1
So 69308-72-1 is a valid CAS Registry Number.

69308-72-1Upstream product

69308-72-1Relevant articles and documents

LABDANES FROM CRYPTOMERIA JAPONICA

Su, Wen-Chiung,Fang, Jim-Min,Cheng, Yu-Shia

, p. 1109 - 1114 (1994)

Twenty-seven labdanes were isolated from the leaves of Cryptomeria japonica.The new compounds include 15-(2-oxopropylidene)labd-8(17)-en-19-oic acid, 15-oxolabda-8(17),13(E)-dien-19-oic acid, 7β-acetoxy-15-hydroxylabda-8(17),13E-dien-19-oic acid methyl ester, 14-hydroxy-15-norlabd-8(17)-en-19-oic acid methyl ester, 15-hydroxylabda-8(17),13Z-dien-19-oic acid methyl ester, 15,16-epoxylabda-13(16),14-dien-8α,19-diol, 8α-hydroxylabda-13(16),14-dien-19-yl p-methoxycinnamate, an ester formed by 15-acetylisocupressic acid and cryptomeridiol and an ether formed by isocupressic acid and cryptomeridiol. - Key words: Cryptomeria japonica; Taxodiaceae; leaves; diterpenes; labdane-type.

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