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Insecticides and acaricides

Mevinphos

Also known as Menite, Duraphos, PD 5 (pesticide)

CAS 7786-34-7Formula C7H13O6PMolar mass 224.15 g/molEC 206-051-7
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Hazardous to the environment Controlled, licensed buyers only
Request as a licensed buyer Safety data
Mevinphos chemical structure, C7H13O6P, CAS 7786-34-7
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Pale yellow liquid
Melting point
6.9 °C
Boiling point
280 °C
Density
Relative density (water = 1): 1.25
Flash point
175 °C
HS code
291990
Category
Insecticides and acaricides
UN number
UN 3018

What is Mevinphos?

Plain description, key identifiers and synonyms

Mevinphos is a synthetic organophosphate acetylcholinesterase inhibitor that is used as a pesticide. It is characterized as a highly toxic colorless to pale yellow or orange liquid with a weak odor, and exposure occurs by inhalation, ingestion, or contact.

Mevinphos is an organophosphate insecticide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
methyl 3-dimethoxyphosphoryloxybut-2-enoate
CAS number
7786-34-7 CAS number cross-checkedOther or deprecated CAS: 298-01-1
EC numbers
206-051-7, 232-095-1
Molecular formula
C7H13O6P
InChIKey
GEPDYQSQVLXLEU-UHFFFAOYSA-N
InChI
InChI=1S/C7H13O6P/c1-6(5-7(8)10-2)13-14(9,11-3)12-4/h5H,1-4H3
SMILES (canonical and isomeric)
CC(=CC(=O)OC)OP(=O)(OC)OC

Synonyms

  • Menite
  • Duraphos
  • PD 5 (pesticide)
  • Apavinphos
  • Gestid
  • Fosdrine
  • Methyl 3-(dimethoxyphosphinoyloxy)but-2-enoate
  • Dimethyl 2-methoxycarbonyl-1-methylvinyl phosphate
  • Methyl 3-hydroxy-alpha-crotonate dimethyl phosphate
  • O,O-Dimethyl 1-carbomethoxy-1-propen-2-yl phosphate
  • 3-((Dimethoxyphosphinyl)oxy)-2-butenoic acid methyl ester
  • O,O-Dimethyl-O-2-methoxycarbonyl-1-methyl-vinyl-phosphat
  • Crotonic acid, 3-hydroxy-, methyl ester, dimethyl phosphate
  • Phosphoric acid, dimethyl ester, ester with methyl 3-hydroxycrotonate
  • Methyl 3-((dimethoxyphosphoryl)oxy)but-2-enoate
  • methyl 3-[(dimethoxyphosphoryl)oxy]but-2-enoate
  • ENT 22374
  • alpha-2-Carbomethoxy-1-methylvinyl dimethyl phosphate
  • O,O-Dimethyl o-(1-carbomethoxy-1-propen-2-yl) phosphate
  • (2-Methoxycarbonyl-1-methyl-vinyl)-dimethyl-fosfaat
  • (2-Methoxycarbonyl-1-methyl-vinyl)-dimethyl-phosphat
  • (2-Metossicarbonil-1-metil-vinil)-dimetil-fosfato
  • 1-Methoxycarbonyl-1-propen-2-yl dimethyl phosphate
  • 2-Butenoic acid, 3-((dimethoxyphosphinyl)oxy)-, methyl ester
  • 2-Carbomethoxy-1-methylvinyl dimethyl phosphate
Show all 38 synonyms
  • 2-Carbomethoxy-1-propen-2-yl dimethyl phosphate
  • 2-Methoxycarbonyl-1-methylvinyl dimethyl phosphate
  • 3-Hydroxycrotonic acid methyl ester dimethyl phosphate
  • CMDP
  • Compound 2046
  • Dimethyl (1-methoxycarboxypropen-2-yl)phosphate
  • Dimethyl methoxycarbonylpropenyl phosphate
  • Dimethyl-1-carbomethoxy-1-propen-2-yl phosphate
  • ENT 22,374
  • Fosdrin
  • Gesfid
  • Meniphos
  • Methyl 3-((dimethoxyphosphinyl)oxy)-2-butenoate

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Appearance
Pale yellow liquidexp.
Odour
Weak odorexp.
Melting point
6.9 °Cexp.
Boiling point
280 °Cexp.
Density
Relative density (water = 1): 1.25exp.
Flash point
175 °Cexp.
Solubility
6.0 × 10⁺⁵ mg/lexp.
Vapour pressure
17 mPa @ 20 °C (1.28 × 10⁻⁴ mm Hg)exp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
224.15 g/molcalc.
Exact mass
224.045 Dacalc.
LogP (octanol/water)
1.48calc.
Topological polar surface area
71.06 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
6calc.
Rotatable bonds
5calc.
Heavy atoms
14calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.57calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H300Fatal if swallowed.
  • H310Fatal in contact with skin.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (14)
  • P262Do not get in eyes, on skin, or on clothing.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P302 + P352If on skin: Wash with plenty of water.
  • P316Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P391Collect spillage.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 3018
Transport hazard class
6.1
Packing group
I

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Mevinphos suppliers

Controlled substance, listings of documented suppliers only, in the documented ranking

Pesticide toxic

Mevinphos is controlled. Only documented suppliers can list it, and buyers must upload a valid licence with their request. Every request is reviewed before suppliers see it.

Mevinphos

Reference: Highly hazardous pesticide, WHO class Ia or Ib

Our policy on controlled substances
No documented supplier lists it yet

Licensed buyers can post a request for Mevinphos with their licence. Our compliance team reviews it before suppliers see it.

Request as a licensed buyer

Mevinphos price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Controls aphids, mites, grasshoppers, cutworms, leafhoppers, caterpillars, & many other insects on broad range of field, forage, vegetable & fruit crops. Dissipates quickly, application before harvest interval 1-10 days, depending on crop & dosage.

It is a contact and systemic acaricide and insecticide with short residual activity. It is effective against beetles and mites at 200- 300 g/ha, caterpillars at 250-500 g/ha, sap-feeding insects at 125-250 g/ha.

Use classes: Insecticides.

Pharmacological actions

  • Cholinesterase Inhibitors
  • Insecticides

Roles

  • acaricide
  • agrochemical
  • avicide
  • enzyme inhibitor
  • pesticide

Functional uses

  • Biocide

How it is made

Reaction of trimethyl phosphite with methyl 2-chloro-3-oxybutyrate

Regulatory status

Inventories, regulations and trade controls that list this substance

Pesticide toxic

Mevinphos is controlled. Only documented suppliers can list it, and buyers must upload a valid licence with their request. Every request is reviewed before suppliers see it.

Mevinphos

Reference: Highly hazardous pesticide, WHO class Ia or Ib

Our policy on controlled substances

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 015-020-00-5

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Mevinphos is traded under.

HS 2919.90Indicative HS code

Phosphoric, and their salts, including lactophosphates, their halogenated, sulphonated, nitrated…

World exports in 2024
$940M
−0.7% vs 2023, imports $863M
2019 to 2024
Top exporters
  1. China55.6%
  2. Germany10.6%
  3. Italy6.2%
Top importers
  1. United States15.8%
  2. South Korea10.1%
  3. Germany6.4%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Mevinphos is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Mevinphos, based on the data on this page

What is Mevinphos?

Mevinphos is a synthetic organophosphate acetylcholinesterase inhibitor that is used as a pesticide. It is characterized as a highly toxic colorless to pale yellow or orange liquid with a weak odor, and exposure occurs by inhalation, ingestion, or contact.

What is the CAS number of Mevinphos?

The CAS registry number of Mevinphos is 7786-34-7. Other or deprecated CAS numbers: 298-01-1.

What is the molecular formula and weight of Mevinphos?

The molecular formula of Mevinphos is C7H13O6P and its molar mass is 224.15 g/mol.

What is Mevinphos used for?

Controls aphids, mites, grasshoppers, cutworms, leafhoppers, caterpillars, & many other insects on broad range of field, forage, vegetable & fruit crops. Dissipates quickly, application before harvest interval 1-10 days, depending on crop & dosage.

Is Mevinphos hazardous?

Mevinphos carries the GHS signal word "Danger". Main hazards: fatal if swallowed, fatal in contact with skin, very toxic to aquatic life. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Mevinphos?

Mevinphos is usually classified under HS code 291990 (Phosphoric esters and their salts, including lactophosphates, their halogenated…). This is indicative, confirm it with your customs broker before shipping.

Can I buy Mevinphos on CompoundList?

Mevinphos is a controlled substance. Only documented suppliers can list it, and buyers must upload a valid licence with their request. Every request is reviewed by our compliance team before suppliers see it.

Guides for buyers

Practical guides that help when you source, ship or handle Mevinphos

Request as a licensed buyer

Upload your licence with the request. Our compliance team reviews it before the documented suppliers see it.
Request as a licensed buyer
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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