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448216-71-5

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448216-71-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 448216-71-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,8,2,1 and 6 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 448216-71:
(8*4)+(7*4)+(6*8)+(5*2)+(4*1)+(3*6)+(2*7)+(1*1)=155
155 % 10 = 5
So 448216-71-5 is a valid CAS Registry Number.

448216-71-5Relevant articles and documents

One-pot synthesis of alkyl 3-aryl-2-(4-phenyl-1H-1,2,3-triazol-1-yl)propanoates

Pokhodylo,Savka,Obushak

, p. 734 - 737 (2017/07/07)

Reaction of 3-aryl-2-bromopropanoic acids esters, products of the Meerwein arylation, with sodium azide afforded alkyl 2-azido-3-arylpropanoates. The latter react with ethyl acetoacetate and phenylacetylene to form 1,2,3-triazole derivatives. A one-pot me

Synthesis of heterocycles from arylation products of unsaturated compounds: XIII. 5-R1-benzyl-2-(R2-2-pyridylimino)thiazolidin-4-ones

Matiichuk,Obushak,Tsyalkovskii

, p. 1050 - 1054 (2007/10/03)

Meerwein reactions of arenediazonium bromides with methyl and ethyl acrylates gave 3-aryl-2-bromopropionic acid esters which were subjected to cyclocondensation with N-(2-pyridyl)- and N-(6-methyl-2-pyridyl) thioureas to obtain 5-R1-benzyl-2-(R

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