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Herbicides

Glufosinate

Also known as DL-Phosphinothricin, 3-Amino-3-carboxypropylmethylphosphinic acid, DL-2-Amino-4-(methylphosphino)butanoic acid

CAS 51276-47-2Formula C5H12NO4PMolar mass 181.13 g/molEC 257-102-5
GHS signal word: Danger. Pictograms: Harmful or irritant, Serious health hazard, Hazardous to the environment 19 suppliers listed
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Glufosinate chemical structure, C5H12NO4P, CAS 51276-47-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
51276-47-2
Formula
C5H12NO4P
Molar mass
181.13 g/mol
EC number
257-102-5
HS code
293149
Category
Herbicides

What is Glufosinate?

Plain description, key identifiers and synonyms

2-amino-4-[hydroxy(methyl)phosphoryl]butanoic acid is a non-proteinogenic alpha-amino acid that is 2-aminobutanoic acid which is substituted at position 4 by a hydroxy(methyl)phosphoryl group. It is a member of phosphinic acids and a non-proteinogenic alpha-amino acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-amino-4-[hydroxy(methyl)phosphoryl]butanoic acid
CAS number
51276-47-2 CAS number cross-checkedOther or deprecated CAS: 15766-01-5, 35597-44-5
EC number
257-102-5
Molecular formula
C5H12NO4P
UNII
C8W4FP6BTY
MDL number
MFCD00211362
InChIKey
IAJOBQBIJHVGMQ-UHFFFAOYSA-N
InChI
InChI=1S/C5H12NO4P/c1-11(9,10)3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)(H,9,10)
SMILES (canonical and isomeric)
CP(=O)(CCC(C(=O)O)N)O

Synonyms

  • DL-Phosphinothricin
  • 3-Amino-3-carboxypropylmethylphosphinic acid
  • DL-2-Amino-4-(methylphosphino)butanoic acid
  • (+-)-Phosphinothricin
  • Butanoic acid, 2-amino-4-(hydroxymethylphosphinyl)-
  • HOE 35956
  • 2-Amino-4-(hydroxymethylphosphinyl)butanoic acid
  • (2rs)-2-Amino-4-(hydroxy(methyl)phosphinoyl)butyric acid
  • (3-azaniumyl-3-carboxypropyl)-methylphosphinate
  • 2-azaniumyl-4-(hydroxy(methyl)phosphoryl)butanoate
  • 4-(Hydroxy(methyl)phosphinoyl)-DL-homoalanine
  • 2-amino-4-[hydroxy(methyl)phosphoryl]butanoic acid
  • Ruthenium104
  • 2-Amino-4-(hydroxymethylphosphinyl)butyric acid
  • HOE 39866
  • 2-Amino-4-(hydroxy-methyl-phosphoryl)butanoic acid
  • (S)-Glufosinate
  • Glufosinate-P
  • glufosin
  • (+/-)-Phosphinothricin
  • Phosphinothricin DL-form
  • 2-amino-4-[hydroxy(methyl)phosphoryl]butyric acid

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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
181.13 g/molcalc.
Exact mass
181.0504 Dacalc.
LogP (octanol/water)
-0.31calc.
Topological polar surface area
100.6 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
4calc.
Heavy atoms
11calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.8calc.
Formal charge
0calc.
Stereocentres
2calc.
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
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H302 + H312 + H332Harmful if swallowed. Harmful in contact with skin. Harmful if inhaled.
  • H302Harmful if swallowed.
  • H312Harmful in contact with skin.
  • H332Harmful if inhaled.
  • H360May damage fertility or the unborn child.
  • H360FdMay damage fertility. Suspected of damaging the unborn child.
  • H370Causes damage to organs.
  • H373May cause damage to organs through prolonged or repeated exposure.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (21)
  • P203Obtain, read and follow all safety instructions before use.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • 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.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P308 + P316If exposed or concerned: Get emergency medical help immediately.
  • P317Get medical help.
  • P318If exposed or concerned, get medical advice.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P391Collect spillage.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

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

Glufosinate suppliers

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

All 19 suppliers
19 of 19 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

19 suppliers in 5 countries

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Glufosinate 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

Use classes: Herbicides, Pesticide transformation products.

Roles

  • enzyme inhibitor
  • herbicide
  • pesticide

Functional uses

  • Biocide

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2931.49Indicative HS code

Non-halogenated organo-phosphorous derivatives, other

World exports in 2024
$3.44B
−6.5% vs 2023, imports $3.07B
2022 to 2024
Top exporters
  1. China54.9%
  2. United States25.4%
  3. Germany5.1%
Top importers
  1. United States20.9%
  2. Argentina14.9%
  3. Brazil14.3%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Glufosinate?

2-amino-4-[hydroxy(methyl)phosphoryl]butanoic acid is a non-proteinogenic alpha-amino acid that is 2-aminobutanoic acid which is substituted at position 4 by a hydroxy(methyl)phosphoryl group. It is a member of phosphinic acids and a non-proteinogenic alpha-amino acid.

What is the CAS number of Glufosinate?

The CAS registry number of Glufosinate is 51276-47-2. Other or deprecated CAS numbers: 15766-01-5, 35597-44-5.

What is the molecular formula and weight of Glufosinate?

The molecular formula of Glufosinate is C5H12NO4P and its molar mass is 181.13 g/mol.

What is Glufosinate used for?

Use classes: Herbicides, Pesticide transformation products.

Is Glufosinate hazardous?

Glufosinate carries the GHS signal word "Danger". Main hazards: harmful if swallowed. harmful in contact with skin. harmful if inhaled, harmful if swallowed, harmful in contact with skin. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Glufosinate?

Glufosinate is usually classified under HS code 293149 (Non-halogenated organo-phosphorous derivatives, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Glufosinate?

CompoundList lists 19 suppliers of Glufosinate in China, United States, Hong Kong, Lithuania and 1 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Glufosinate?

Suppliers quote Glufosinate 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 Glufosinate

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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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