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Steroids and sterols

Ester

Also known as Organic Ester, Cholesterol Formate, Cholesteryl formate

CAS 4351-55-7Formula C28H46O2Molar mass 414.67 g/molEC 224-416-9
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Ester chemical structure, C28H46O2, CAS 4351-55-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
4351-55-7
Formula
C28H46O2
Molar mass
414.67 g/mol
HS code
291513
Category
Steroids and sterols
UN number
UN 3272

What is Ester?

Plain description, key identifiers and synonyms

CE(22:2) is a cholesterol ester in which the acyl group contains 22 carbons in total and 2 double bonds (the position of the double bonds in the acyl chain is unspecified).

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[(3S,8S,9S,10R,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] formate
CAS number
4351-55-7 CAS number cross-checked
EC number
224-416-9
Molecular formula
C28H46O2
MDL number
MFCD00046243
InChIKey
YEYCQJVCAMFWCO-PXBBAZSNSA-N
InChI
InChI=1S/C28H46O2/c1-19(2)7-6-8-20(3)24-11-12-25-23-10-9-21-17-22(30-18-29)13-15-27(21,4)26(23)14-16-28(24,25)5/h9,18-20,22-26H,6-8,10-17H2,1-5H3/t20-,22+,23+,24-,25+,26+,27+,28-/m1/s1
Canonical SMILES
CC(C)CCCC(C)C1CCC2C3CC=C4CC(OC=O)CCC4(C)C3CCC12C
Isomeric SMILES
C[C@H](CCCC(C)C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@]3(CC[C@@H](C4)OC=O)C)C

Synonyms

  • Organic Ester
  • Cholesterol Formate
  • Cholesteryl formate
  • Cholest-5-en-3beta-yl formate
  • Formic Acid Cholesterol Ester
  • [(3S,8S,9S,10R,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] formate
  • 5-Cholesten-3beta-ol formate
  • 3beta-Acetoxy-cholest-5-ene
  • Cholest-5-en-3-ol (3beta)-, formate
  • cholesterol ester 14:0
  • cholesterol ester 14:1
  • cholesterol ester 15:0
  • cholesterol ester 15:1
  • cholesterol ester 16:0
  • cholesterol ester 17:0
  • cholesterol ester 18:0
  • cholesterol ester 20:0
  • cholesterol ester 20:6
  • cholesterol ester 22:0
  • cholesterol ester 22:2
  • cholesterol ester(22:2)
  • Cholest-5-en-3-yl formate
  • ChE 22:2
  • CE 20:6
  • (3I(2))-cholest-5-en-3-yl methanoate
Show all 28 synonyms
  • CE(20:6)
  • Cholest-5-en-3-yl formate, (3beta)-
  • [(3S,8S,9S,10R,13R,14S,17R)-17-[(1R)-1,5-dimethylhexyl]-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] formate

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
414.67 g/molcalc.
Exact mass
414.3498 Dacalc.
LogP (octanol/water)
7.57calc.
Topological polar surface area
26.3 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
7calc.
Heavy atoms
30calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.89calc.
Formal charge
0calc.
Stereocentres
8calc.
Lipinski rule of five
Passes (1 violation)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, C1=C2CCCCC2C2CCC3CCCC3C2C1

C1=C2CCCCC2C2CCC3CCCC3C2C1

4 rings, 17 atoms.

1,163 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS classification
Hazard pictograms
UN number
UN 3272

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

Ester suppliers

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All 37 suppliers
30 of 30 offers

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Where suppliers are based

37 suppliers in 10 countries

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Ester 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

Pharmacology

Organic Ester is a compound derived from the reaction of an alcohol with an organic acid.

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 Ester is traded under.

HS 2915.13Indicative HS code

Esters of formic acid

World exports in 2024
$35.7M
+18.4% vs 2023, imports $44.8M
2019 to 2024
Top exporters
  1. China21.7%
  2. India * partner reported17.9%
  3. United Kingdom15.7%
Top importers
  1. United States27.1%
  2. Saudi Arabia13.4%
  3. Brazil5.1%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Ester?

CE(22:2) is a cholesterol ester in which the acyl group contains 22 carbons in total and 2 double bonds (the position of the double bonds in the acyl chain is unspecified).

What is the CAS number of Ester?

The CAS registry number of Ester is 4351-55-7.

What is the molecular formula and weight of Ester?

The molecular formula of Ester is C28H46O2 and its molar mass is 414.67 g/mol.

Is Ester hazardous?

No GHS hazard classification for Ester is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Ester?

Ester is usually classified under HS code 291513 (Esters of formic acid). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ester?

CompoundList lists 37 suppliers of Ester in United States, China, India, Germany and 6 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Ester in India?

6 suppliers in India list Ester on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Ester?

Suppliers quote Ester 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 Ester

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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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