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Carboxylic acids and anhydrides

2-Chloro-3-hydroxypropionic acid

Also known as 2-Chloro-3-hydroxypropanoic acid, 2-chlorohydracrylic acid, 2-Chloro-3-hydroxypropanoic acid #

CAS 138250-73-4Formula C3H5ClO3Molar mass 124.52 g/molEC 802-695-3
GHS signal word: Danger. Pictograms: Corrosive, Acute toxicity (severe) 1 supplier listed
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2-Chloro-3-hydroxypropionic acid chemical structure, C3H5ClO3, CAS 138250-73-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
138250-73-4
Formula
C3H5ClO3
Molar mass
124.52 g/mol
EC number
802-695-3
HS code
291819
Category
Carboxylic acids and anhydrides

What is 2-Chloro-3-hydroxypropionic acid?

Plain description, key identifiers and synonyms

2-Chloro-3-hydroxypropionic acid is a chemical substance with the molecular formula C3H5ClO3 and a molar mass of 124.52 g/mol. Its CAS registry number is 138250-73-4. The IUPAC name is 2-chloro-3-hydroxypropanoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-chloro-3-hydroxypropanoic acid
CAS number
138250-73-4
EC number
802-695-3
Molecular formula
C3H5ClO3
InChIKey
GAHMZBZGINHHJR-UHFFFAOYSA-N
InChI
InChI=1S/C3H5ClO3/c4-2(1-5)3(6)7/h2,5H,1H2,(H,6,7)
SMILES (canonical and isomeric)
C(C(C(=O)O)Cl)O

Synonyms

  • 2-Chloro-3-hydroxypropanoic acid
  • 2-chlorohydracrylic acid
  • 2-Chloro-3-hydroxypropanoic acid #
  • 2-Chloro-3-hydroxypropionic acid, 95%

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
124.52 g/molcalc.
Exact mass
123.9927 Dacalc.
LogP (octanol/water)
-0.33calc.
Topological polar surface area
57.53 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
2calc.
Heavy atoms
7calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.67calc.
Formal charge
0calc.
Stereocentres
1calc.
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
GHS05: Corrosive
Corrosive
GHS06: Acute toxicity (severe)
Acute toxicity (severe)

Hazard statements

  • H301Toxic if swallowed.
  • H314Causes severe skin burns and eye damage.
Precautionary statements (15)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P363Wash contaminated clothing before reuse.
  • 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

2-Chloro-3-hydroxypropionic acid suppliers

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Where suppliers are based

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2-Chloro-3-hydroxypropionic acid 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

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 2-Chloro-3-hydroxypropionic acid is traded under.

HS 2918.19Indicative HS code

Carboxylic acids with alcohol function but without other oxygen function, their…

World exports in 2024
$1.37B
+0.5% vs 2023, imports $1.18B
2019 to 2024
Top exporters
  1. China23.7%
  2. Italy14.7%
  3. India * partner reported12.0%
Top importers
  1. Germany11.7%
  2. South Korea9.8%
  3. Italy9.6%

* Partner reported figures, a lower bound.

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

The HS code shown for 2-Chloro-3-hydroxypropionic acid is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2-Chloro-3-hydroxypropionic acid, based on the data on this page

What is 2-Chloro-3-hydroxypropionic acid?

2-Chloro-3-hydroxypropionic acid is a chemical substance with the molecular formula C3H5ClO3 and a molar mass of 124.52 g/mol. Its CAS registry number is 138250-73-4. The IUPAC name is 2-chloro-3-hydroxypropanoic acid.

What is the CAS number of 2-Chloro-3-hydroxypropionic acid?

The CAS registry number of 2-Chloro-3-hydroxypropionic acid is 138250-73-4.

What is the molecular formula and weight of 2-Chloro-3-hydroxypropionic acid?

The molecular formula of 2-Chloro-3-hydroxypropionic acid is C3H5ClO3 and its molar mass is 124.52 g/mol.

What is 2-Chloro-3-hydroxypropionic acid used for?

Known uses and roles of 2-Chloro-3-hydroxypropionic acid include building blocks in research and laboratory.

Is 2-Chloro-3-hydroxypropionic acid hazardous?

2-Chloro-3-hydroxypropionic acid carries the GHS signal word "Danger". Main hazards: toxic if swallowed, causes severe skin burns and eye damage. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 2-Chloro-3-hydroxypropionic acid?

2-Chloro-3-hydroxypropionic acid is usually classified under HS code 291819 (Carboxylic acids with alcohol function but without other oxygen function, their…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 2-Chloro-3-hydroxypropionic acid?

CompoundList lists 1 supplier of 2-Chloro-3-hydroxypropionic acid in Slovakia. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 2-Chloro-3-hydroxypropionic acid?

Suppliers quote 2-Chloro-3-hydroxypropionic acid 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 2-Chloro-3-hydroxypropionic acid

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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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