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915145-01-6

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915145-01-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 915145-01-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,5,1,4 and 5 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 915145-01:
(8*9)+(7*1)+(6*5)+(5*1)+(4*4)+(3*5)+(2*0)+(1*1)=146
146 % 10 = 6
So 915145-01-6 is a valid CAS Registry Number.

915145-01-6Downstream Products

915145-01-6Relevant articles and documents

Proton mobility in 2-substituted 1,3-dichlorobenzenes: "ortho" or "meta" metalation?

Schlosser, Manfred,Heiss, Christophe,Marzi, Elena,Scopelliti, Rosario

, p. 4398 - 4404 (2007/10/03)

Nine 1,3-dichlorobenzene congeners were selected as model compounds to assess the relative rates of proton abstraction from 4- and 5-positions ("ortho" vs. "meta" metalation). Using lithium 2,2,6,6-tetramethylpiperidide as the basic reagent, the chlorine-adjacent 4-position underwent metalation exclusively. In contrast, attack at the chlorine-remote 5-posi" tion became significant even in the case of moderately sized 2-substituents (such as dimethylamino or ethyl) when secbutyllithium was employed. The "ortho/para" (4-/5-) ratios ranged from 80:20 to 65:35. The more pronounced "meta-orienting" effect of silicon as opposed to carbon substituents can be attributed to dissimilarities in the n polarization of the aromatic ring. Wiley-VCH Verlag GmbH & Co. KGaA, 2006.

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