CAS 2921-88-2

Chlorpyrifos

Description:

Chlorpyrifos is an organophosphate insecticide widely used in agriculture for pest control. It is characterized by its ability to inhibit the enzyme acetylcholinesterase, leading to the accumulation of acetylcholine in the nervous system of insects, which ultimately results in their death. Chlorpyrifos is a colorless to yellowish liquid with a faint, sulfurous odor, and it is relatively stable under normal conditions. Its chemical formula is C9H11Cl3NO4PS, indicating the presence of chlorine, phosphorus, and sulfur in its structure. The substance is moderately soluble in water but more soluble in organic solvents, which affects its application and environmental behavior. Chlorpyrifos has raised environmental and health concerns, leading to regulatory scrutiny and restrictions in several countries due to its potential neurotoxic effects on humans and wildlife. Its persistence in the environment can lead to contamination of soil and water, prompting ongoing research into safer alternatives for pest management.

Formula: C₉H₁₁Cl₃NO₃PS

InChI: InChI=1S/C9H11Cl3NO3PS/c1-3-14-17(18,15-4-2)16-9-7(11)5-6(10)8(12)13-9/h5H,3-4H2,1-2H3

InChI key: InChIKey=SBPBAQFWLVIOKP-UHFFFAOYSA-N

SMILES: P(OC1=C(Cl)C=C(Cl)C(Cl)=N1)(OCC)(OCC)=S

Synonyms:

• Ansi
• BSI
• Bonidel
• Chlora
• Chloroban
• Chlorofet
• Chloropyrifos
• Chloropyrifos-ethyl
• Chloropyriphos
• Chlorpyrifos-ethyl
• Chlorpyriphos
• Chlorpyritos
• Clorpiran
• Clorpirifos
• Clorpyrifos
• Coroban
• Cyfos
• Danusban
• Dhanusban
• Dowco179
• Durmet
• Dursban
• Dursband
• Emperor
• Ent27311
• Equity
• Eradex
• FE
• Geodinfos
• Gigant
• Grofo
• Hilban
• ISO
• Killmaster
• Klorpan
• Lentrek
• Lock-On
• Lorsban
• Megaban
• Nufos
• O,O-Diethyl-O-3,5,6-trichloro-2-pyridylphosphorothionate
• O,O-diethyl-O-(3,5,6-trichloro-2-pyridyl)phos-phorothioate
• Pestban
• Pyriban
• Pyrical
• Pyrifos
• Pyrinex
• Radar
• Sabre
• Saurus
• Spannit
• Spinter
• Stipend
• Sunpyrifos
• Tafaban
• Terial
• Termicot
• Termifos
• Trichlorpyrphos
• Warhawk
• Xinnongba
• suSCon
• O,O-Diethyl O-(3,5,6-trichloro-2-pyridyl) phosphorothioate
• ENT 27311
• O,O-diethyl O-3,5,6-trichloro-2-pyridyl phosphorothioate
• O,O-diethyl S-(3,5,6-trichloropyridin-2-yl) thiophosphate
• Phosphorothioic acid, O,O-diethyl O-(3,5,6-trichloro-2-pyridyl) ester
• Phosphorothioic acid O,O-diethyl O-(3,5,6-trichloro-2-pyridinyl) ester
• Phosphorothioic acid, O,O-diethyl O-(3,5,6-trichloro-2-pyridinyl) ester

Pesticide-Mix 167 10 µg/mL in Toluene

Controlled Product

CAS: 121-75-5, 2104-96-3, 22248-79-9, 23505-41-1, 2642-71-9, 2921-88-2, 29232-93-7, 299-84-3, 31218-83-4, 333-41-5, 3689-24-5, 38260-54-7, 470-90-6, 4824-78-6, 5598-13-0, 563-12-2, 62-73-7, 62610-77-9, 786-19-6, 86-50-0, 944-22-9, 950-37-8, 97-17-6

Formula: C₁₂H₁₆N₃O₃PS₂

Color and Shape: Mixture

Molecular weight: 345.38

Ref: 04-L18000167TO

HJ 1189-2021 Organophosphorus Pesticide Mixture 693 2000 µg/mL in Acetone

Controlled Product

CAS: 121-75-5, 122-14-5, 13071-79-9, 13171-21-6, 13194-48-4, 2104-96-3, 22224-92-6, 24017-47-8, 24353-61-5, 2597-03-7, 26087-47-8, 2921-88-2, 298-00-0, 298-02-2, 333-41-5, 3689-24-5, 41198-08-7, 42509-80-8, 5598-13-0, 56-38-2, 56-72-4, 60-51-5, 62-73-7, 7786-34-7, 8065-48-3, 944-22-9, 99675-03-3

Color and Shape: Mixture

Ref: 04-A50000693AC

DZ/T 0064.72-2021 Organophosphorus Pesticide Mixture 696 1000 µg/mL in Acetone

Controlled Product

CAS: 121-75-5, 2921-88-2, 298-00-0, 298-02-2, 56-38-2, 60-51-5, 62-73-7

Color and Shape: Mixture

Ref: 04-A50000696AC

EPA Method 525.3 Organophosphate Pesticide Mixture 500 µg/mL in Acetone

CAS: 13171-21-6, 13194-48-4, 1445-75-6, 22248-79-9, 2921-88-2, 298-00-0, 298-02-2, 298-04-4, 41198-08-7, 470-90-6, 55290-64-7, 56-38-2, 563-12-2, 62-73-7, 7786-34-7, 78-48-8

Formula: C₁₂H₁₄Cl₃O₄P

Color and Shape: Mixture

Molecular weight: 359.57

Ref: 04-GS09000342AC

Oregon Pesticide Mixture 6 600 µg/mL in Acetonitrile

CAS: 121-75-5, 13194-48-4, 2921-88-2, 298-00-0, 300-76-5, 30560-19-1, 333-41-5, 60-51-5, 62-73-7, 732-11-6

Formula: C₄H₁₀NO₃PS

Color and Shape: Mixture

Molecular weight: 183.17

Ref: 04-GA09000236AL

GB 23200.121-2021 Pesticide Mixture 3 50 µg/mL in Acetonitrile

Controlled Product

CAS: 10548-10-4, 1113-02-6, 121-75-5, 13071-79-9, 13194-48-4, 13593-03-8, 14255-72-2, 14816-18-3, 1634-78-2, 17040-19-6, 17109-49-8, 2104-64-5, 2275-23-2, 24017-47-8, 24353-61-5, 2496-91-5, 2496-92-6, 2497-06-5, 2497-07-6, 2540-82-1, 2588-03-6, 2588-04-7, 2597-03-7, 26087-47-8, 2921-88-2, 29232-93-7, 298-02-2, 298-04-4, 301-12-2, 30560-19-1, 333-41-5, 3689-24-5, 3735-33-9, 3761-41-9, 3761-42-0, 41198-08-7, 42509-80-8, 51707-55-2, 55-38-9, 5598-13-0, 56-38-2, 56-72-4, 56070-16-7, 563-12-2, 57018-04-9, 60-51-5, 62610-77-9, 64249-01-0, 732-11-6, 8065-48-3, 919-86-8, 950-37-8, 95465-99-9, 99675-03-3

Color and Shape: Mixture

Ref: 04-A50000723AL

GB 23200.113-2018 Group B 105 Pesticides 10 ug/ml in Ethyl acetate

Controlled Product

CAS: 101-21-3, 101007-06-1, 1014-69-3, 102851-06-9, 1113-02-6, 112281-77-3, 113614-08-7, 114369-43-6, 117-18-0, 119-12-0, 119446-68-3, 120068-37-3, 121-75-5, 121552-61-2, 122-14-5, 122-34-9, 122-39-4, 131341-86-1, 13171-21-6, 136426-54-5, 141-66-2, 15299-99-7, 153233-91-1, 15457-05-3, 1563-66-2, 1610-17-9, 1634-78-2, 1746-81-2, 1836-75-5, 1861-40-1, 1912-24-9, 21609-90-5, 2310-17-0, 23184-66-9, 23505-41-1, 23950-58-5, 24353-61-5, 2593-15-9, 26225-79-6, 2642-71-9, 2675-77-6, 2921-88-2, 2941-55-1, 297-97-2, 298-00-0, 299-84-3, 300-76-5, 309-00-2, 31120-85-1, 327-98-0, 32809-16-8, 333-41-5, 34643-46-4, 36335-67-8, 36734-19-7, 3766-81-2, 38260-54-7, 39515-41-8, 40487-42-1, 40596-69-8, 41198-08-7, 4147-51-7, 42509-80-8, 42576-02-3, 470-90-6, 4824-78-6, 50512-35-1, 510-15-6, 5103-74-2, 51338-27-3, 52-85-7, 527-20-8, 53112-28-0, 5598-13-0, 56-72-4, 563-12-2, 57018-04-9, 5915-41-3, 60-57-1, 60207-90-1, 68359-37-5, 69806-50-4, 70124-77-5, 709-98-8, 71626-11-4, 72-43-5, 7287-19-6, 732-11-6, 73250-68-7, 76738-62-0, 77732-09-3, 79983-71-4, 80-33-1, 81777-89-1, 82-68-8, 834-12-8, 83657-24-3, 886-50-0, 88671-89-0, 91465-08-6, 92-52-4, 94361-06-5, 947-02-4, 950-37-8, 961-11-5

Color and Shape: Mixture

Ref: 04-A50000093EA

Maryland Pesticide Mixture 2 1000 µg/mL in Acetonitrile Second Source

Controlled Product

CAS: 120068-37-3, 141517-21-7, 149877-41-8, 188425-85-6, 2921-88-2, 333-41-5, 51-03-6, 52645-53-1, 56425-91-3, 57837-19-1, 68359-37-5, 732-11-6, 76738-62-0, 78587-05-0, 8003-34-7, 82657-04-3

Color and Shape: Mixture

Ref: 04-A50000209AL

Chlorpyrifos 100 µg/mL in Cyclohexane

CAS: 2921-88-2

Formula: C₉H₁₁Cl₃NO₃PS

Color and Shape: Single Solution

Molecular weight: 350.59

Ref: 04-XA11600000CY

Chlorpyrifos

Controlled Product

CAS: 2921-88-2

Formula: C₉H₁₁Cl₃NO₃PS

Color and Shape: Neat

Molecular weight: 350.59

Ref: 04-C11600000

Chlorpyrifos

Controlled Product

CAS: 2921-88-2

Formula: C₉H₁₁Cl₃NO₃PS

Color and Shape: Neat

Molecular weight: 350.59

Ref: 04-CR11600000

Chlorpyrifos 1000 µg/mL in Toluene

Controlled Product

CAS: 2921-88-2

Formula: C₉H₁₁Cl₃NO₃PS

Color and Shape: Single Solution

Molecular weight: 350.59

Ref: 04-A11600000TO-1000

Pennsylvania Pesticide Mixture 334 100 µg/mL in Acetonitrile

CAS: 107534-96-3, 110488-70-5, 111812-58-9, 111988-49-9, 113-48-4, 114-26-1, 116-06-3, 118134-30-8, 120068-37-3, 121-75-5, 122453-73-0, 126833-17-8, 131341-86-1, 131860-33-8, 13194-48-4, 133-06-2, 135410-20-7, 138261-41-3, 141517-21-7, 143390-89-0, 149877-41-8, 153233-91-1, 153719-23-4, 1563-66-2, 158062-67-0, 1596-84-5, 16752-77-5, 168316-95-8, 188425-85-6, 2032-65-7, 203313-25-1, 23031-36-9, 23135-22-0, 283594-90-1, 2921-88-2, 298-00-0, 300-76-5, 30560-19-1, 333-41-5, 35554-44-0, 500008-45-7, 51-03-6, 52315-07-8, 52645-53-1, 57837-19-1, 57960-19-7, 60-51-5, 60207-90-1, 62-73-7, 63-25-2, 68359-37-5, 71751-41-2, 72490-01-8, 732-11-6, 74115-24-5, 76738-62-0, 78587-05-0, 80844-07-1, 82657-04-3, 88671-89-0, 935545-74-7, 96489-71-3

Color and Shape: Mixture

Ref: 04-A50000334AL

Chlorpyrifos

CAS: 2921-88-2

Formula: C₉H₁₁Cl₃NO₃PS

Molecular weight: 350.57

Ref: 4Z-C-233

Chlorpyrifos

Controlled Product

CAS: 2921-88-2

Applications Insecticide; acaricide.This compound is a contaminant of emerging concern (CECs).Useful in cannabis testing kits as a component of pesticide mixes (P698230).
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Smith, G.N., et al.: J. Agric. Food Chem., 15, 132 (1967), Schafer, et al.: Toxicol. Appl. Pharmacol., 21, 315 (1972)

Formula: C₉H₁₁Cl₃NO₃PS

Color and Shape: Colourless

Molecular weight: 350.59

Ref: TR-C425300