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99419-61-1

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99419-61-1 Usage

Chlorinated derivative of nitrostyrene

This compound contains a nitro group (-NO2) and a chlorine atom (-Cl) attached to a styrene backbone (a vinyl group attached to a benzene ring).

Organic synthesis precursor

1-chloro-1-(3-nitrophenyl)ethylene is commonly used as a starting material in organic synthesis, allowing for the creation of various other chemical compounds through different reactions.

Potential applications

1-chloro-1-(3-nitrophenyl)ethylene has been studied for its possible uses in pharmaceuticals and materials science, indicating its versatility and importance in these fields.

Hazardous properties

It is crucial to handle and dispose of 1-chloro-1-(3-nitrophenyl)ethylene with care, as it may pose risks to human health and the environment if not properly managed.

Check Digit Verification of cas no

The CAS Registry Mumber 99419-61-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,4,1 and 9 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 99419-61:
(7*9)+(6*9)+(5*4)+(4*1)+(3*9)+(2*6)+(1*1)=181
181 % 10 = 1
So 99419-61-1 is a valid CAS Registry Number.

99419-61-1Relevant articles and documents

A synthesis method of erlotinib hydrochloride (by machine translation)

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Paragraph 0030; 0031;0032; 0033; 0034; 0035, (2017/06/30)

The invention relates to a technical field of drug synthesis, relates to a new synthetic method of erlotinib hydrochloride. The steps are as follows: 1) to acetophenone as a starting material, in the nitration reaction takes place in the mixed between nitro acetophenone; 2) between nitro acetophenone with chlorinated reagent in the organic solvent in the reaction of chloride 1 - chloro - 1 - (3 - nitrophenyl) ethylene; 3) 1 - chloro - 1 - (3 - nitrophenyl) ethylene in the presence of an organic solvent and alkali to obtain between the dehydrochlorination nitrobenzene acetylene; 4) m acetylene through the nitro-selective reduction to obtain between amino acetylene; reduction method as a reducing agent or catalytic hydrogenation reduction; 5) between amino acetylene and 4 - chloro - 6, 7 - b - (2 - methoxyethoxy) quinazoline in reaction of organic solvent to obtain the erlotinib hydrochloride; raw materials of the invention is cheap, low production cost, simple operation, mild reaction conditions and the like, and is suitable for industrial production. (by machine translation)

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