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14983-92-7

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14983-92-7 Usage

Synthesis Reference(s)

Journal of the American Chemical Society, 113, p. 1054, 1991 DOI: 10.1021/ja00003a056

Check Digit Verification of cas no

The CAS Registry Mumber 14983-92-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,9,8 and 3 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 14983-92:
(7*1)+(6*4)+(5*9)+(4*8)+(3*3)+(2*9)+(1*2)=137
137 % 10 = 7
So 14983-92-7 is a valid CAS Registry Number.

14983-92-7Relevant articles and documents

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Baldwin,J.E.,Smith,R.A.

, p. 3511 - 3516 (1967)

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Copper-Catalyzed Coupling of Amines with Carbazates: An Approach to Carbamates

Wang, Song-Ning,Zhang, Guo-Yu,Shoberu, Adedamola,Zou, Jian-Ping

, p. 9067 - 9075 (2021/07/19)

A new approach for the preparation of carbamatesviathe copper-catalyzed cross-coupling reaction of amines with alkoxycarbonyl radicals generated from carbazates is described. This environmentally friendly protocol takes place under mild conditions and is compatible with a wide range of amines, including aromatic/aliphatic and primary/secondary substrates.

Method for synthesizing P-chloroO-toluidine

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Paragraph 0098-0099, (2021/10/05)

The invention discloses a method for synthesizing p-chloroo-toluidine, which comprises the following steps: synthesizing o-toluidine and a protective agent in an organic solvent to obtain an amino-protected intermediate. The amino protected intermediate is added into hydrochloric acid, an oxidant is added for chlorination reaction, and a chlorination product is obtained. The chlorinated product is removed and the amino protecting group is removed to give p-chloroo-toluidine. The method for synthesizing p-chloroo-toluidine provided by the invention is high in yield, simple to operate, less in three wastes, high in product content and good in quality, and can be suitable for industrial mass production.

Preparation method of pyridine quinazoline intermediate (by machine translation)

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Paragraph 0011; 0015; 0019; 0023; 0027; 0031, (2020/02/14)

The invention discloses a preparation method of a pyridine quinazoline intermediate, wherein: the 2 - preparation method of the, pyridine quinazoline intermediate comprises, the following steps, of: performing, substitution reaction and 3 - ring-forming r

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