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152121-37-4

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152121-37-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 152121-37-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,2,1,2 and 1 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 152121-37:
(8*1)+(7*5)+(6*2)+(5*1)+(4*2)+(3*1)+(2*3)+(1*7)=84
84 % 10 = 4
So 152121-37-4 is a valid CAS Registry Number.

152121-37-4Downstream Products

152121-37-4Relevant articles and documents

A concise and optimized four-step approach toward 2-(aryl-)alkylsulfanyl-, 4(5)-aryl-, 5(4)-heteroaryl-substituted imidazoles using alkyl- or arylalkyl thiocyanates

Laufer, Stefan A.,Liedtke, Andy J.

, p. 7199 - 7203 (2007/10/03)

A convenient cyclization method leading to trisubstituted imidazoles in up to 84% yield is reported. Diverse 1-aryl-, 2-heteroaryl-substituted ethanones are converted into the corresponding α-oximino derivatives which are reduced under regioselective cond

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