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1242990-75-5

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1242990-75-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1242990-75-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,2,9,9 and 0 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1242990-75:
(9*1)+(8*2)+(7*4)+(6*2)+(5*9)+(4*9)+(3*0)+(2*7)+(1*5)=165
165 % 10 = 5
So 1242990-75-5 is a valid CAS Registry Number.

1242990-75-5Downstream Products

1242990-75-5Relevant academic research and scientific papers

Synthesis of β-carbolines from aldehydes and ketones via the α-siloxy α,β-unsaturated esters

He, Shuwen,Lai, Zhong,Yang, David X.,Hong, Qingmei,Reibarkh, Mikhail,Nargund, Ravi P.,Hagmann, William K.

, p. 4361 - 4364 (2010)

We report an efficient method for the synthesis of β-carbolines from α-siloxy α,β-unsaturated esters, which are accessible from a variety of aldehydes and ketones.

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