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291301-33-2

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291301-33-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 291301-33-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,1,3,0 and 1 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 291301-33:
(8*2)+(7*9)+(6*1)+(5*3)+(4*0)+(3*1)+(2*3)+(1*3)=112
112 % 10 = 2
So 291301-33-2 is a valid CAS Registry Number.

291301-33-2Relevant articles and documents

An α-aminomethyl carbanion equivalent via a novel Barbier reaction: (1H-naphtho[ 1,8-de]-1,2,3-triazin-2-yl)methyl anion

Chandrasekhar, Sosale,Sridhar, Malayalam

, p. 4685 - 4688 (2000)

A novel sonication-promoted Barbier reaction putatively generated the titled species from the corresponding naphthotriazinylmethyl chloride and magnesium in THF: its formal addition to a variety of carbonyl compounds in situ occurred in excellent yields. Subsequent catalytic hydrogenolysis of the triazine moiety demasked the amine, thus defining a route to various phenylethylamines (including the alkaloid 'mescaline'), or ethanolamines (in two cases), in excellent overall yields. (C) 2000 Elsevier Science Ltd.

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