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Chlorocresol or p-Chlorocresol or PCMC
CAS Number: 59-50-7
Molecular Formula: C7H7ClO or ClC6H3(CH3)OH
Molecular Weight: 142.58
Chlorocresol or p-Chlorocresol or PCMC
Specifications of Chlorocresol USP NF Grade:
C7H7ClO --- 142.58
Phenol, 4-chloro-3-methyl-;
4-Chloro-m-cresol --- CAS 59-50-7
DEFINITION
Chlorocresol contains NLT 99.0% and NMT 101.0% of C7H7ClO (4-chloro-3-methylphenol).
IDENTIFICATION
A.
Sample solution: Dissolve 40 mg of Chlorocresol in 10 mL of water.
Analysis: Add 1 drop of ferric chloride TS to the Sample solution.
Acceptance criteria: A blue color develops.
B.
Sample: 50 mg
Analysis: Transfer the Sample to a crucible, add 500 mg of anhydrous sodium carbonate, and mix. Heat the mixture until fused. Cool, add 5 mL of water, and boil. Acidify with 1 mL of nitric acid, filter, and add 1 mL of silver nitrate TS to the filtrate.
Acceptance criteria: A white precipitate is formed.
ASSAY
To pass the test.
Acceptance criteria: 99.0%–101.0%
Melting Range or Temperature: 63C –66C
Limit of Nonvolatile Residue:
Sample: 1.0 g
Analysis: Heat the Sample in a tared crucible on a steam bath until it has evaporated, and dry the residue at 105C for 1 h.
Acceptance criteria: NMT 0.1%
Completeness of Solution:
Sample: 1 g
Analysis: Transfer the Sample to a test tube, add 0.4 mL of alcohol, and shake.
Acceptance criteria: The solution is complete.
We also supply BP Ph Eur Grade Chlorocresol or p-Chlorocresol or PCMC.
Please visit SDS Safety Data Sheet of Chlorocresol or p-Chlorocresol or PCMC Suppliers.
American Molecules, also known as ammol.org is a distributor, supplier and manufacturers' representative of all types of Pharmaceuticals, Functional Ingredients, Excipients and Specialty Chemicals in Texas USA. Our principals manufacture supply and export USP NF BP, Ph Eur, etc grades of chemicals pure and reagent grade, mineral fortifiers, FCC food grade. Tailor made particle size and customized specifications are offered. The principal's facility is having one or more of the certifications like FDA approval and GLP, cGMP, ISO9001, ISO14001, ISO/IEC 17025, ISO22000, FSSC 22000, ISO45001, FSSAI, Kosher, HALAL, COPP, WHO-GMP certified and Written Confirmation (WC) for export to Europe is available. The manufacturers suppliers and exporters observe WHO Good Manufacturing Practices and Good Laboratory Practices.
Suppliers and Manufacturers' Representative:
9910 Bent Oak Dr
Houston, TX 77040, USA
Call Toll Free: 1-855-55-AMMOL 1-855-552-6665
Email: info@ammol.org