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Impurities and reference standards

Propylene chlorohydrin

Also known as 2-Chloropropan-1-ol, 2-Chloro-1-propanol, 2-Chloropropanol

CAS 78-89-7Formula C3H7ClOMolar mass 94.54 g/molEC 201-154-3
GHS signal word: Warning. Pictograms: Flammable, Harmful or irritant 3 suppliers listed
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Propylene chlorohydrin chemical structure, C3H7ClO, CAS 78-89-7
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Colorless liquid
Boiling point
133 to 134
Density
1.103 @ 20 °C
Flash point
52 °C
Solubility
SOL IN WATER, ALCOHOL
HS code
290559
Category
Impurities and reference standards
UN number
UN 2611
Illustrative photo, an amber glass solvent bottle with clear liquid on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Propylene chlorohydrin?

Plain description, key identifiers and synonyms

Propylene Chlorohydrin is an organochlorine compound mainly used as a chemical intermediate for the manufacture of propylene oxide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-chloropropan-1-ol
CAS number
78-89-7 CAS number cross-checkedOther or deprecated CAS: 19210-21-0, 28064-81-5
EC number
201-154-3
Molecular formula
C3H7ClO
UNII
W3398732C7
InChIKey
VZIQXGLTRZLBEX-UHFFFAOYSA-N
InChI
InChI=1S/C3H7ClO/c1-3(4)2-5/h3,5H,2H2,1H3
SMILES (canonical and isomeric)
CC(CO)Cl

Synonyms

  • 2-Chloropropan-1-ol
  • 2-Chloro-1-propanol
  • 2-Chloropropanol
  • 1-Propanol, 2-chloro-
  • Propylenechlorohydrin
  • 2-Chloropropyl alcohol
  • 1-Hydroxy-2-chloropropane
  • beta-Chloropropyl alcohol
  • beta-Propylene chlorohydrin
  • Verapamil Impurity 21
  • 2-chloro-propan-1-ol
  • (R)-(-)-2-Chloro-1-propanol
  • Propylenchlorhydrin
  • 1-Propanol, 2-chloro-, (S)-
  • 2-chloropropylalcohol
  • Verapamil Impurity 26
  • (S)-(-)-2-Chloro-1-propanol
  • UN 2611

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
Colorless liquidexp.
Odour
PLEASANT ODORexp.
Boiling point
133 to 134exp.
Density
1.103 @ 20 °Cexp.
Flash point
52 °Cexp.
Solubility
SOL IN WATER, ALCOHOLexp.
Vapour pressure
5.25 mm Hg @ 20 °Cexp.

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
94.54 g/molcalc.
Exact mass
94.0185 Dacalc.
LogP (octanol/water)
0.61calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
5calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
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
Warning
GHS02: Flammable
Flammable
GHS07: Harmful or irritant
Harmful or irritant
220NFPA 704 rating

Hazard statements

  • H226Flammable liquid and vapour.
  • H302 + H312 + H332Harmful if swallowed. Harmful in contact with skin. Harmful if inhaled.
  • H302Harmful if swallowed.
  • H312Harmful in contact with skin.
  • H319Causes serious eye irritation.
  • H332Harmful if inhaled.
Precautionary statements (25)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • 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.
  • P271Use only outdoors or in a well-ventilated area.
  • 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.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P317Get medical help.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2611
Transport hazard class
6.1
Packing group
II

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

Propylene chlorohydrin suppliers

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All 3 suppliers

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Where suppliers are based

3 suppliers in 2 countries

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Propylene chlorohydrin 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

In prepn of propylene oxide.

Functional uses

  • Filler

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2905.59Indicative HS code

Halogenated, sulphonated, nitrated or nitrosated derivatives of acyclic alcohols, other

World exports in 2024
$210M
+1.6% vs 2023, imports $201M
2019 to 2024
Top exporters
  1. China43.9%
  2. Germany11.6%
  3. Spain6.9%
Top importers
  1. Germany17.1%
  2. United States13.4%
  3. India * partner reported12.4%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Propylene chlorohydrin, based on the data on this page

What is Propylene chlorohydrin?

Propylene Chlorohydrin is an organochlorine compound mainly used as a chemical intermediate for the manufacture of propylene oxide.

What is the CAS number of Propylene chlorohydrin?

The CAS registry number of Propylene chlorohydrin is 78-89-7. Other or deprecated CAS numbers: 19210-21-0, 28064-81-5.

What is the molecular formula and weight of Propylene chlorohydrin?

The molecular formula of Propylene chlorohydrin is C3H7ClO and its molar mass is 94.54 g/mol.

What is Propylene chlorohydrin used for?

In prepn of propylene oxide.

Is Propylene chlorohydrin hazardous?

Propylene chlorohydrin carries the GHS signal word "Warning". Main hazards: flammable liquid and vapour, harmful if swallowed. harmful in contact with skin. harmful if inhaled, harmful if swallowed. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Propylene chlorohydrin?

Propylene chlorohydrin is usually classified under HS code 290559 (Halogenated, sulphonated, nitrated or nitrosated derivatives of acyclic alcohols, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Propylene chlorohydrin?

CompoundList lists 3 suppliers of Propylene chlorohydrin in China and Canada. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Propylene chlorohydrin?

Suppliers quote Propylene chlorohydrin 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 Propylene chlorohydrin

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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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