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203519-12-4

203519-12-4

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203519-12-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 203519-12-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,3,5,1 and 9 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 203519-12:
(8*2)+(7*0)+(6*3)+(5*5)+(4*1)+(3*9)+(2*1)+(1*2)=94
94 % 10 = 4
So 203519-12-4 is a valid CAS Registry Number.

203519-12-4SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 20, 2017

Revision Date: Aug 20, 2017

1.Identification

1.1 GHS Product identifier

Product name 2-(3-carboxymethyl-4-iodophenyl)propionic acid

1.2 Other means of identification

Product number -
Other names -

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:203519-12-4 SDS

203519-12-4Upstream product

203519-12-4Relevant articles and documents

Preparation of 2-(10,11-dihydro-10-oxodibenzo-[b,f]thiepin-2-yl) propionic acid

-

, (2008/06/13)

PCT No. PCT/JP97/02922 Sec. 371 Date Feb. 17, 1999 Sec. 102(e) Date Feb. 17, 1999 PCT Filed Aug. 22, 1997 PCT Pub. No. WO98/07717 PCT Pub. Date Feb. 26, 1998A process for preparation of 2-(10,11-dihydro-10-oxodibenzo[b,f]thiepin-2-yl)propionic acid (i.e., Zaltoprofen) is performed by subjecting 2-(4-amino-3-carboxy-methylphenyl)propionic acid or its salt to diazotization and subsequent reaction with thiophenol to produce 2-(3-carboxymethyl-4-phenylthiophenyl)propionic acid or its salt, and subjecting the product to cyclization reaction. Other related processes and related compounds are also disclosed.

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