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Ethanone, 1-(4-methyl-1-oxido-3-pyridinyl)- (9CI) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

162150-31-4

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162150-31-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 162150-31-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,2,1,5 and 0 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 162150-31:
(8*1)+(7*6)+(6*2)+(5*1)+(4*5)+(3*0)+(2*3)+(1*1)=94
94 % 10 = 4
So 162150-31-4 is a valid CAS Registry Number.

162150-31-4Downstream Products

162150-31-4Relevant articles and documents

Protoberberines from Reissert-Compounds, IV. A Novel Synthesis of (+/-)-Alamaridine and (+/-)-epi-Alamaridine

Reimann, E.,Renz, H.

, p. 1397 - 1406 (1994)

A novel synthesis of 8-methylisoquinonaphthyridinium salts 7 is reported using the intramolecular cyclization of the 1-substituted isoquinolines 5 as the key step, which in turn are obtained by alkylation of the Reissert compound 1.The salts 7 can be reduced by NaBH4 yielding the 8α- and 8β-methylstereomers (+/-)-alamaridine and (+/-)-epi-alamaridine 9c and 11c, respectively. - Keywords.Reissert compounds; Intramolecular cyclization; 8-Methylisoquinonaphthyridinium chlorides; (+/-)-Alamaridine; (+/-)-epi-Alamaridine.

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