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Pyridine, 4-[3,4-dihydro-2,2-dimethyl-5-(2-thienyl)-2H-pyrrol-3-yl]- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74641-45-5

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74641-45-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74641-45-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,6,4 and 1 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 74641-45:
(7*7)+(6*4)+(5*6)+(4*4)+(3*1)+(2*4)+(1*5)=135
135 % 10 = 5
So 74641-45-5 is a valid CAS Registry Number.

74641-45-5Downstream Products

74641-45-5Relevant academic research and scientific papers

PHOTOREAKTIONEN DES 3-(2-THIENYL)-2,2-DIMETHYL-2H-AZIRINS

Pfoertner, Karl-Heinz

, p. 645 - 652 (1980)

The synthesis of 3-(2-thienyl)-2,2-dimethyl-2H-azirine (1) is described.UV. irradiation of 1 in benzene solution generates the nitrile isoprpylide 2 which reacts in a regiospecific manner with activated C,C and C,O double bonds to give 1-pyrrolines and 3-oxazolines, respectively.With chelidonic acid diethyl ester the cycloaddition of 2 to the C,C double bond is preferred.

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