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Hormones and steroids

Cloprostenol

Also known as Cloprostenolum, Oestrophane, Estrofan

CAS 40665-92-7Formula C22H29ClO6Molar mass 424.92 g/molEC 255-028-8
GHS signal word: Danger. Pictograms: Harmful or irritant, Serious health hazard 44 suppliers listed Drug substance
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Cloprostenol chemical structure, C22H29ClO6, CAS 40665-92-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
40665-92-7
Formula
C22H29ClO6
Molar mass
424.92 g/mol
EC number
255-028-8
HS code
293750
Category
Hormones and steroids

What is Cloprostenol?

Plain description, key identifiers and synonyms

Cloprostenol is a prostanoid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(Z)-7-[(1R,2R,3R,5S)-2-[(E,3R)-4-(3-chlorophenoxy)-3-hydroxybut-1-enyl]-3,5-dihydroxycyclopentyl]hept-5-enoic acid
CAS number
40665-92-7 CAS number cross-checkedOther or deprecated CAS: 100786-10-5, 54276-21-0, 54276-22-1
EC number
255-028-8
Molecular formula
C22H29ClO6
UNII
4208238832, 52EJR3Y9IN
MDL number
MFCD00217060
InChIKey
VJGGHXVGBSZVMZ-QIZQQNKQSA-N
InChI
InChI=1S/C22H29ClO6/c23-15-6-5-7-17(12-15)29-14-16(24)10-11-19-18(20(25)13-21(19)26)8-3-1-2-4-9-22(27)28/h1,3,5-7,10-12,16,18-21,24-26H,2,4,8-9,13-14H2,(H,27,28)/b3-1-,11-10+/t16-,18-,19-,20+,21-/m1/s1
Canonical SMILES
O=C(O)CCCC=CCC1C(O)CC(O)C1C=CC(O)COc1cccc(Cl)c1
Isomeric SMILES
C1[C@@H]([C@@H]([C@H]([C@@H]1O)/C=C/[C@H](COC2=CC(=CC=C2)Cl)O)C/C=C\CCCC(=O)O)O

Synonyms

  • Cloprostenolum
  • Oestrophane
  • Estrofan
  • Estrophan
  • Estrophane
  • Oestrophan
  • (Z)-7-[(1R,2R,3R,5S)-2-[(E,3R)-4-(3-chlorophenoxy)-3-hydroxybut-1-enyl]-3,5-dihydroxycyclopentyl]hept-5-enoic acid
  • 5-Heptenoic acid, 7-((1R,2R,3R,5S)-2-((1E,3R)-4-(3-chlorophenoxy)-3-hydroxy-1-butenyl)-3,5-dihydroxycyclopentyl)-, (5Z)-rel-
  • (5Z)-7-((1R,2R,3R,5S)-2-((1E,3R)-4-(3-chlorophenoxy)-3-hydroxybut-1-en-1-yl)-3,5-dihydroxycyclopentyl)hept-5-enoic acid
  • (5Z)-7-{(1R,2R,3R,5S)-2-[(1E,3R)-4-(3-Chlorophenoxy)-3-hydroxybut-1-en-1-yl]-3,5-dihydroxycyclopentyl}hept-5-enoic acid
  • (Z)-7-((1R,2R,3R,5S)-2-((E,3R)-4-(3-chlorophenoxy)-3-hydroxybut-1-enyl)-3,5-dihydroxycyclopentyl)hept-5-enoic acid
  • Sodium, Cloprostenol
  • Cloprostenol Monosodium Salt
  • Monosodium Salt, Cloprostenol
  • Salt, Cloprostenol Monosodium
  • ICI80,966
  • ICI 80,966
  • (Z)-7-((1R*,2R*,3R*,5S*)-2-((E)-(3R*)-4-(3-Chlorophenoxy)-3-hydroxy-1-butenyl)-3,5-dihydroxycyclopentyl)-5-heptensaeure
  • (+)-Cloprostenol
  • Dalmazin
  • R-Cloprostenol
  • Dalmaprost D
  • D-Cloprostenol
  • Racemic cloprostenol
  • Cloprostenol, (+)-
Show all 34 synonyms
  • ICI 80996
  • C22H29ClO6
  • 5-Heptenoic acid, 7-((1R,2R,3R,5S)-2-((1E,3R)-4-(3-chlorophenoxy)-3-hydroxy-1-buten-1-yl)-3,5-dihydroxycyclopentyl)-, (5Z)-
  • 5-Heptenoic acid, 7-((1R,2R,3R,5S)-2-((1E,3R)-4-(3-chlorophenoxy)-3-hydroxy-1-butenyl)-3,5-dihydroxycyclopentyl)-, (5Z)-
  • 15-epi Cloprostenol
  • (+-)-Cloprostenol
  • (+/-)-Cloprostenol
  • (Z)-7-((1R,2R,3R,5S)-2-((R,E)-4-(3-Chlorophenoxy)-3-hydroxybut-1-en-1-yl)-3,5-dihydroxycyclopentyl)hept-5-enoic acid
  • cloprostenol-(+/-)

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
424.92 g/molcalc.
Exact mass
424.1653 Dacalc.
LogP (octanol/water)
3.2calc.
Topological polar surface area
107.2 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
11calc.
Heavy atoms
29calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.5calc.
Formal charge
0calc.
Stereocentres
5calc.
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, C(=CC1CCCC1)CCOc1ccccc1

C(=CC1CCCC1)CCOc1ccccc1

2 rings, 16 atoms.

110 other chemicals share this scaffold

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

Hazard statements

  • H302Harmful if swallowed.
  • H317May cause an allergic skin reaction.
  • H334May cause allergy or asthma symptoms or breathing difficulties if inhaled.
  • H360May damage fertility or the unborn child.
Precautionary statements (22)
  • P203Obtain, read and follow all safety instructions before use.
  • P233Keep container tightly closed.
  • 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.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P284In case of inadequate ventilation wear respiratory 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.
  • P318If exposed or concerned, get medical advice.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P342 + P316If experiencing respiratory symptoms: Get emergency medical help immediately.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403Store in a well-ventilated place.
  • 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

Cloprostenol suppliers

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

All 44 suppliers
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Where suppliers are based

44 suppliers in 10 countries

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Cloprostenol 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

Pharmacological actions

  • Luteolytic Agents

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • Active ingredient in FDA approved drug labels

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2937.50Indicative HS code

Prostaglandins, thromboxanes and leukotrienes, their derivatives and structural analogues

World exports in 2024
$270M
+9.1% vs 2023, imports $304M
2019 to 2024
Top exporters
  1. Hungary22.8%
  2. Czech Republic21.6%
  3. South Korea14.6%
Top importers
  1. Japan17.0%
  2. Italy13.1%
  3. Germany10.4%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Cloprostenol?

Cloprostenol is a prostanoid.

What is the CAS number of Cloprostenol?

The CAS registry number of Cloprostenol is 40665-92-7. Other or deprecated CAS numbers: 100786-10-5, 54276-21-0, 54276-22-1.

What is the molecular formula and weight of Cloprostenol?

The molecular formula of Cloprostenol is C22H29ClO6 and its molar mass is 424.92 g/mol.

What is Cloprostenol used for?

Known uses and roles of Cloprostenol include hormones and steroids in pharmaceuticals and luteolytic agents.

Is Cloprostenol hazardous?

Cloprostenol carries the GHS signal word "Danger". Main hazards: harmful if swallowed, may cause an allergic skin reaction, may cause allergy or asthma symptoms or breathing difficulties if inhaled. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Cloprostenol?

Cloprostenol is usually classified under HS code 293750 (Prostaglandins, thromboxanes and leukotrienes, their derivatives and structural analogues). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Cloprostenol?

CompoundList lists 44 suppliers of Cloprostenol in United States, China, Germany, Spain and 6 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 Cloprostenol?

Suppliers quote Cloprostenol 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 Cloprostenol

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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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