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1145780-83-1

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1145780-83-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1145780-83-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,5,7,8 and 0 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1145780-83:
(9*1)+(8*1)+(7*4)+(6*5)+(5*7)+(4*8)+(3*0)+(2*8)+(1*3)=161
161 % 10 = 1
So 1145780-83-1 is a valid CAS Registry Number.

1145780-83-1Downstream Products

1145780-83-1Relevant articles and documents

Synthesis method of bilastine intermediate

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Paragraph 0007; 0018-0019, (2020/02/14)

The invention relates to a synthesis method of a bilastine intermediate. The synthesis method comprises the following steps: S1, carrying out a Friedel-Crafts reaction on phenethyl acetate and isobutyryl halide under catalysis of Lewis acid to generate an intermediate compound B; S2, hydrolyzing the intermediate compound B to remove ester groups under an alkaline or acidic condition to obtain an intermediate compound C; S3, carrying out a hydroxyl protection reaction on the intermediate compound C to obtain an intermediate compound D by adding benzyl or p-methoxybenzyl protection groups to theintermediate compound C; S4, carrying out a bromination reaction on the intermediate compound D to generate an intermediate compound E; S5, carrying out a rearrangement reaction on the intermediate compound E under catalysis of a metal reagent to generate an intermediate compound F; and S6, carrying out hydrogenation or oxidative deprotection on the intermediate compound F to generate a target compound bilastine intermediate methyl alpha,alpha-dimethyl-4-(2-hydroxyethyl)phenylacetate. The method provided by the invention has low raw material cost and simple requirements on equipment and experimental conditions, can realize industrial production, and has a high application value.

Adhesion promoting photoinitiators for UV cured coatings over metal surfaces

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, (2009/05/29)

Compounds containing both photoinitiator moieties and adhesion promoting moieties and coating formulations containing them are disclosed, in particular, durable UV cured primer layers for coil coatings. One embodiment includes a coated metal surface which comprises a metal substrate with at least one surface immediately adjacent to a coating layer comprising a photoinitiator chemically bound to an adhesion promoter is disclosed.

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