CompoundList
Sign in
Aliphatic and alicyclic building blocks

Gemeprost

Also known as Preglandin, Gemeprostum, 16,16-Dimethyl-trans-delta-2-PGE1 methyl ester

CAS 64318-79-2Formula C23H38O5Molar mass 394.55 g/molEC 264-775-9
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Serious health hazard 4 suppliers listed
Get quotes Compare 4 suppliers
Gemeprost chemical structure, C23H38O5, CAS 64318-79-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
64318-79-2
Formula
C23H38O5
Molar mass
394.55 g/mol
EC number
264-775-9
HS code
293750
Category
Aliphatic and alicyclic building blocks

What is Gemeprost?

Plain description, key identifiers and synonyms

Gemeprost is an aliphatic alcohol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
methyl (E)-7-[(1R,2R,3R)-3-hydroxy-2-[(E,3R)-3-hydroxy-4,4-dimethyloct-1-enyl]-5-oxocyclopentyl]hept-2-enoate
CAS number
64318-79-2 CAS number cross-checked
EC number
264-775-9
Molecular formula
C23H38O5
UNII
45KZB1FOLS
InChIKey
KYBOHGVERHWSSV-VNIVIJDLSA-N
InChI
InChI=1S/C23H38O5/c1-5-6-15-23(2,3)21(26)14-13-18-17(19(24)16-20(18)25)11-9-7-8-10-12-22(27)28-4/h10,12-14,17-18,20-21,25-26H,5-9,11,15-16H2,1-4H3/b12-10+,14-13+/t17-,18-,20-,21-/m1/s1
Canonical SMILES
CCCCC(C)(C)C(O)C=CC1C(O)CC(=O)C1CCCCC=CC(=O)OC
Isomeric SMILES
CCCCC(C)(C)[C@@H](/C=C/[C@H]1[C@@H](CC(=O)[C@@H]1CCCC/C=C/C(=O)OC)O)O

Synonyms

  • Preglandin
  • Gemeprostum
  • 16,16-Dimethyl-trans-delta-2-PGE1 methyl ester
  • 16,16-dimethyl-delta(2)-PGE1 methyl ester
  • 16,16-Dimethyl-trans-delta(sup 2)-prostaglandin E1 methyl ester
  • Ono-802
  • Methyl (E)-7-((1R,2R,3R)-3-hydroxy-2-((E)-(3R)-3-hydroxy-4,4-dimethyl-1-octenyl)-5-oxocyclopentyl)-2-heptenoate
  • methyl (2E)-7-[(1R,2R,3R)-3-hydroxy-2-[(1E,3R)-3-hydroxy-4,4-dimethyloct-1-en-1-yl]-5-oxocyclopentyl]hept-2-enoate
  • Prosta-2,13-dien-1-oic acid, 11,15-dihydroxy-16,16-dimethyl-9-oxo-, methyl ester, (2E,11alpha,13E,15R)-
  • 16,16-Dmtdpgeme
  • methyl (2E)-7-((1R,2R,3R)-3-hydroxy-2-((1E,3R)-3-hydroxy-4,4-dimethyloct-1-en-1-yl)-5-oxocyclopentyl)hept-2-enoate
  • Methyl (E)-7-[(1R,2R,3R)-3-hydroxy-2-[(E)-(3R)-3-hydroxy-4,4-dimethyl-1-octenyl]-5-oxocyclopentyl]-2-heptenoate
  • 16,16-dimethyl-delta(2)-prostaglandin E1 methyl ester
  • 16,16-dimethyl-trans-delta(2)-prostaglandin E(1) methyl ester
  • (2E,11 alpha,13E,15R)-11,15-dihydroxy-16,16-dimethyl-9-oxoprosta-2,13-dien-1-oic acid, methyl ester
  • Cervagem
  • methyl (E)-7-[(1R,2R,3R)-3-hydroxy-2-[(E,3R)-3-hydroxy-4,4-dimethyloct-1-enyl]-5-oxocyclopentyl]hept-2-enoate
  • ONO 802
  • Gemoprost
  • Preglandin (TN)
  • SC 37681
  • Methyl 16,16-dimethyl-trans-delta-2-PGE1
  • Gemeprost (JAN/USAN/INN)
  • trans-2,3-Didehydro-16,16-dimethyl PGE1 methyl ester
  • 16,16-Dimethyl-trans-delta-2-prostaglandin e1 methyl ester
Show all 27 synonyms
  • methyl (E)-7-((1R,2R,3R)-3-hydroxy-2-((R,E)-3-hydroxy-4,4-dimethyloct-1-en-1-yl)-5-oxocyclopentyl)hept-2-enoate
  • Methyl (2E,13E,15R)-11alpha,15-dihydroxy-16,16-dimethyl-9-oxoprosta-2,13-dien-1-oate

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
394.55 g/molcalc.
Exact mass
394.2719 Dacalc.
LogP (octanol/water)
3.98calc.
Topological polar surface area
83.83 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
12calc.
Heavy atoms
28calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.74calc.
Formal charge
0calc.
Stereocentres
4calc.
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, O=C1CCCC1

O=C1CCCC1

1 ring, 6 atoms, the Cyclopentanone ring system.

1,367 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H301Toxic if swallowed.
  • H312Harmful in contact with skin.
  • H332Harmful if inhaled.
  • H360May damage fertility or the unborn child.
Precautionary statements (16)
  • P203Obtain, read and follow all safety instructions before use.
  • 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.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P317Get medical help.
  • P318If exposed or concerned, get medical advice.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P362 + P364Take off contaminated clothing. And wash it 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

Gemeprost suppliers

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

All 4 suppliers
4 of 4 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

4 suppliers in 1 country

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

Gemeprost 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.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Abortifacient Agents, Nonsteroidal

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 Gemeprost 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 Gemeprost is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Gemeprost?

Gemeprost is an aliphatic alcohol.

What is the CAS number of Gemeprost?

The CAS registry number of Gemeprost is 64318-79-2.

What is the molecular formula and weight of Gemeprost?

The molecular formula of Gemeprost is C23H38O5 and its molar mass is 394.55 g/mol.

What is Gemeprost used for?

Known uses and roles of Gemeprost include building blocks in research and laboratory and abortifacient agents, nonsteroidal.

Is Gemeprost hazardous?

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

What is the HS code of Gemeprost?

Gemeprost 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 Gemeprost?

CompoundList lists 4 suppliers of Gemeprost in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Gemeprost?

Suppliers quote Gemeprost 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 Gemeprost

Get quotes for Gemeprost

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Gemeprost
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Gemeprost with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/gemeprost-64318-79-2" title="Gemeprost structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Aliphatic and alicyclic building blocks or HS code 293750

4 suppliers
Free quotes, contact stays private
Get quotes