Chlorthiophos | CAS#21923-23-9 | organophosphate pesticide

MedKoo Cat#: 461628 | Name: Chlorthiophos

Description:

WARNING: This product is for research use only, not for human or veterinary use.

Chlorthiophos is an organophosphate pesticide.

Chemical Structure

Chlorthiophos

CAS#21923-23-9

Theoretical Analysis

MedKoo Cat#: 461628

Name: Chlorthiophos

CAS#: 21923-23-9

Chemical Formula: C11H15Cl2O3PS2

Exact Mass: 359.9577

Molecular Weight: 361.23

Elemental Analysis: C, 36.58; H, 4.19; Cl, 19.63; O, 13.29; P, 8.57; S, 17.75

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Synonym

Chlorthiophos; Celathion; S 2957; S-2957; S2957;

IUPAC/Chemical Name

O-(2,5-dichloro-4-(methylthio)phenyl) O,O-diethyl phosphorothioate

InChi Key

JAZJVWLGNLCNDD-UHFFFAOYSA-N

InChi Code

InChI=1S/C11H15Cl2O3PS2/c1-4-14-17(18,15-5-2)16-10-6-9(13)11(19-3)7-8(10)12/h6-7H,4-5H2,1-3H3

SMILES Code

S=P(OCC)(OCC)OC1=CC(Cl)=C(SC)C=C1Cl

Appearance

Solid powder

Purity

>98% (or refer to the Certificate of Analysis)

Shipping Condition

Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition

Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility

Soluble in DMSO

Shelf Life

>3 years if stored properly

Drug Formulation

This drug may be formulated in DMSO

Stock Solution Storage

0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code

2934.99.03.00

More Info

Instruction

View handling instruction

Preparing Stock Solutions

The following data is based on the product molecular weight 361.23 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Concentration / Solvent Volume / Mass	1 mg	5 mg	10 mg
1 mM	1.15 mL	5.76 mL	11.51 mL
5 mM	0.23 mL	1.15 mL	2.3 mL
10 mM	0.12 mL	0.58 mL	1.15 mL
50 mM	0.02 mL	0.12 mL	0.23 mL

1: Akyıl D, Konuk M. Detection of genotoxicity and mutagenicity of chlorthiophos using micronucleus, chromosome aberration, sister chromatid exchange, and Ames tests. Environ Toxicol. 2015 Jul 8;30(8):937-45. doi: 10.1002/tox.21968. Epub 2014 Feb 11. PubMed PMID: 24515492. 2: Iwata Y, Knaak JB, Carman GE, Düsch ME, Gunther FA. Fruit residue data and worker reentry research for chlorthiophos applied to California citrus trees. J Agric Food Chem. 1982 Mar-Apr;30(2):215-22. PubMed PMID: 7069063. 3: Muacevic G. Acute toxicity and cholinesterase inhibition in vivo of chlorthiophos. Arh Hig Rada Toksikol. 1976;27(1):3-14. PubMed PMID: 938240.