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Herbicides

Propachlor

Also known as Niticid, 2-Chloro-N-isopropylacetanilide, Propachlore

CAS 1918-16-7Formula C11H14ClNOMolar mass 211.69 g/molEC 217-638-2
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment 6 suppliers listed
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Propachlor chemical structure, C11H14ClNO, CAS 1918-16-7
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Light tan solid
Melting point
77 °C
Boiling point
110 °C
Density
1.242 g/mL at 25 °C
Solubility
In water, 580 mg/L at 25 °C
HS code
292429
Category
Herbicides
UN number
UN 2811
Illustrative photo, closed blue fibre drums on a pallet in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Propachlor?

Plain description, key identifiers and synonyms

Propachlor is an anilide that consists of 2-chloroacetanilide bearing an N-isopropyl substituent. It has a role as a herbicide, a xenobiotic and an environmental contaminant. It is an anilide, a monocarboxylic acid amide and an organochlorine compound.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-chloro-N-phenyl-N-propan-2-ylacetamide
CAS number
1918-16-7 CAS number cross-checked
EC number
217-638-2
Molecular formula
C11H14ClNO
UNII
015443A483
MDL number
MFCD00078731
InChIKey
MFOUDYKPLGXPGO-UHFFFAOYSA-N
InChI
InChI=1S/C11H14ClNO/c1-9(2)13(11(14)8-12)10-6-4-3-5-7-10/h3-7,9H,8H2,1-2H3
SMILES (canonical and isomeric)
CC(C)N(C1=CC=CC=C1)C(=O)CCl

Synonyms

  • Niticid
  • 2-Chloro-N-isopropylacetanilide
  • Propachlore
  • Acilid
  • Bexton
  • Prolex
  • Ramrod
  • Satecid
  • Nitacid
  • 2-Chloro-N-isopropyl-N-phenylacetamide
  • Bexton 4L
  • Kartex A
  • Ramrod 65
  • N-Isopropyl-2-chloroacetanilide
  • 2-Chloro-N-(1-methylethyl)-N-phenylacetamide
  • N-Isopropyl-alpha-chloroacetanilide
  • Chloressigsaeure-N-isopropylanilid
  • alpha-Chloro-N-isopropylacetanilide
  • Acetanilide, 2-chloro-N-isopropyl-
  • Acetamide, 2-chloro-N-(1-methylethyl)-N-phenyl-
  • 2-chloro-N-phenyl-N-(propan-2-yl)acetamide
  • CP 31393
  • alpha-chloro-N-isopropylacetanilid
  • 2-chloro-N-phenyl-N-propan-2-ylacetamide
  • Ramrod 20G
Show all 34 synonyms
  • N-isopropyl-N-phenylchloroacetamide
  • Albrass
  • Propachlore [ISO-French]
  • 2-Chloro-N-isopropyl-N-phenyl-acetamide
  • Muharicid
  • Ramrod flowable
  • Ramrod-atrazine
  • Tripart sentinel
  • Propachlor Standard

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
Light tan solidexp.
Melting point
77 °Cexp.
Boiling point
110 °Cexp.
Density
1.242 g/mL at 25 °Cexp.
Solubility
In water, 580 mg/L at 25 °Cexp.
Vapour pressure
Vapor pressure at 110 °C: 0.03 mm Hgexp.

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
211.69 g/molcalc.
Exact mass
211.0764 Dacalc.
LogP (octanol/water)
2.67calc.
Topological polar surface area
20.31 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
3calc.
Heavy atoms
14calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.36calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H302Harmful if swallowed.
  • H317May cause an allergic skin reaction.
  • H319Causes serious eye irritation.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (17)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P391Collect spillage.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2811

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

Propachlor suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 6 suppliers
6 of 6 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

6 suppliers in 5 countries

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Propachlor price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Propachlor, 2-chloro-N-isopropylacetanilide, is a selective herbicide used in commercial settings for the preemergence weed control of annual grasses and broadleaf weeds in grain sorghum (milo), field corn, hybrid seed corn, and silage corn, and for weed control "in the first season, growth establishment phase" for onion seed use in Washington and Oregon.

It is a pre-emergence herbicide for annual grass and broadleaf weed control in corn and sorghum.

Herbicide for grasses & broadleaf weeds on corn, sorghum, soybeans, sugar beets and other field crops, forage crops, pasture land, & range land, summer fallow, & on vegetables.

Use classes: Herbicides, Pharmaceuticals, Pesticides.

Pharmacological actions

  • Herbicides

Roles

  • environmental contaminant
  • herbicide
  • pesticide
  • xenobiotic

Functional uses

  • Biocide

How it is made

Propachlor is produced by reaction of aniline with 2-chloroisopropane, followed by treatment with chloroacetyl chloride.

Reaction of n-isopropyl aniline and chloroacetylchloride

Prepn: P.C. Hamm, A.J. Speziale, US 2863752 (1958 to Monsanto).

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 616-008-00-8

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2924.29Indicative HS code

Cyclic amides (including cyclic carbamates) and their derivatives, salts thereof, other

World exports in 2024
$5.69B
−5.1% vs 2023, imports $5.8B
2019 to 2024
Top exporters
  1. China32.3%
  2. Switzerland * partner reported13.6%
  3. Norway * partner reported12.8%
Top importers
  1. United States15.9%
  2. Ireland15.8%
  3. Germany11.9%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Propachlor?

Propachlor is an anilide that consists of 2-chloroacetanilide bearing an N-isopropyl substituent. It has a role as a herbicide, a xenobiotic and an environmental contaminant. It is an anilide, a monocarboxylic acid amide and an organochlorine compound.

What is the CAS number of Propachlor?

The CAS registry number of Propachlor is 1918-16-7.

What is the molecular formula and weight of Propachlor?

The molecular formula of Propachlor is C11H14ClNO and its molar mass is 211.69 g/mol.

What is Propachlor used for?

Propachlor, 2-chloro-N-isopropylacetanilide, is a selective herbicide used in commercial settings for the preemergence weed control of annual grasses and broadleaf weeds in grain sorghum (milo), field corn, hybrid seed corn, and silage corn, and for weed control "in the first season, growth establishment phase" for on…

Is Propachlor hazardous?

Propachlor carries the GHS signal word "Warning". Main hazards: harmful if swallowed, may cause an allergic skin reaction, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Propachlor?

Propachlor is usually classified under HS code 292429 (Cyclic amides (including cyclic carbamates) and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Propachlor?

CompoundList lists 6 suppliers of Propachlor in China, Canada, India, Ukraine and 1 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Propachlor in India?

1 supplier in India list Propachlor on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Propachlor?

Suppliers quote Propachlor on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

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

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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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