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1231156-61-8

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1231156-61-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1231156-61-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,1,1,5 and 6 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1231156-61:
(9*1)+(8*2)+(7*3)+(6*1)+(5*1)+(4*5)+(3*6)+(2*6)+(1*1)=108
108 % 10 = 8
So 1231156-61-8 is a valid CAS Registry Number.

1231156-61-8Downstream Products

1231156-61-8Relevant articles and documents

A new shortcut synthesis route for (±)raphidecursinol

Yuan, Hua Jie,Cheng, Yao Yao,Qian, Shan,Xiao, Xiang,Wu, Yong

scheme or table, p. 127 - 130 (2010/11/18)

The new shortcut synthesis route of (±)raphidecursinol 1, a racemic 8,4′-oxyneolignan compound, can be more easily achieved by the synthesis route, starting from readily available inexpensive 3,4,5-trimethoxy-benzaldehyde and 1,2,3-trihydroxybenzene. All structures were confirmed by 1H NMR, IR and MS.

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