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1124345-33-0

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1124345-33-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1124345-33-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,2,4,3,4 and 5 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1124345-33:
(9*1)+(8*1)+(7*2)+(6*4)+(5*3)+(4*4)+(3*5)+(2*3)+(1*3)=110
110 % 10 = 0
So 1124345-33-0 is a valid CAS Registry Number.

1124345-33-0Downstream Products

1124345-33-0Relevant articles and documents

Practical one-pot and large-scale synthesis of N-(tert-butyloxycarbonyl)-3- pyrroline

Rajesh, Tammana,Azeez, Shaik Abdul,Naresh, Erragunta,Madhusudhan, Gutta,Mukkanti, Kagga

, p. 638 - 640 (2009)

N-(tert-Butyloxycarbonyl)-3-pyrroline was prepared with high purity in large scale starting from cis-1,4-dichloro-2-butene via delepine reaction and subsequent cyclization in the presence of potassium carbonate followed by N-Boc protection in methanol.Judicious selection of base and solvent led to the use of a single solvent, i.e., methanol, for cyclization as well as for N-Boc protection to render the one-pot process from compound 2 more practical and greener than the stepwise version.

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