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Impurities and reference standards

Ezetimibe impurity 45

Also known as (2R,3R,6S)-6-(4-Fluorophenyl)-2-(4-hydroxyphenyl)tetrahydro-2H-pyran-3-carboxylic acid, (2R,3R,6S)-6-(4-Fluorophenyl)tetrahydro-2-(4-hydroxyphenyl)-2H-pyran-3-carboxylic Acid, Ezetimibe Impurity 62

CAS 1618657-31-0Formula C18H17FO4Molar mass 316.33 g/mol
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Ezetimibe impurity 45 chemical structure, C18H17FO4, CAS 1618657-31-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1618657-31-0
Formula
C18H17FO4
Molar mass
316.33 g/mol
HS code
293299
Category
Impurities and reference standards

What is Ezetimibe impurity 45?

Plain description, key identifiers and synonyms

Ezetimibe impurity 45 is a chemical substance with the molecular formula C18H17FO4 and a molar mass of 316.33 g/mol. Its CAS registry number is 1618657-31-0. The IUPAC name is (2R,3R,6S)-6-(4-fluorophenyl)-2-(4-hydroxyphenyl)oxane-3-carboxylic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2R,3R,6S)-6-(4-fluorophenyl)-2-(4-hydroxyphenyl)oxane-3-carboxylic acid
CAS number
1618657-31-0
Molecular formula
C18H17FO4
InChIKey
XXZJUZXKBFUPQH-IKGGRYGDSA-N
InChI
InChI=1S/C18H17FO4/c19-13-5-1-11(2-6-13)16-10-9-15(18(21)22)17(23-16)12-3-7-14(20)8-4-12/h1-8,15-17,20H,9-10H2,(H,21,22)/t15-,16+,17+/m1/s1
Canonical SMILES
O=C(O)C1CCC(c2ccc(F)cc2)OC1c1ccc(O)cc1
Isomeric SMILES
C1C[C@H](O[C@H]([C@@H]1C(=O)O)C2=CC=C(C=C2)O)C3=CC=C(C=C3)F

Synonyms

  • (2R,3R,6S)-6-(4-Fluorophenyl)-2-(4-hydroxyphenyl)tetrahydro-2H-pyran-3-carboxylic acid
  • (2R,3R,6S)-6-(4-Fluorophenyl)tetrahydro-2-(4-hydroxyphenyl)-2H-pyran-3-carboxylic Acid
  • Ezetimibe Impurity 62
  • (2R,?3R,?6S)?-6-?(4-?Fluorophenyl)?tetrahydro-?2-?(4-?hydroxyphenyl)?-2H-pyran-3-carboxylic Acid

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
316.33 g/molcalc.
Exact mass
316.1111 Dacalc.
LogP (octanol/water)
3.82calc.
Topological polar surface area
66.76 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
3calc.
Heavy atoms
23calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.28calc.
Formal charge
0calc.
Stereocentres
3calc.
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, c1ccc(C2CCCC(c3ccccc3)O2)cc1

c1ccc(C2CCCC(c3ccccc3)O2)cc1

3 rings, 18 atoms.

5 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Ezetimibe impurity 45 suppliers

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Ezetimibe impurity 45 price

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 Ezetimibe impurity 45 is traded under.

HS 2932.99Indicative HS code

Heterocyclic compounds with oxygen hetero-atom(s) only, other

World exports in 2024
$3.81B
+10.3% vs 2023, imports $7.05B
2019 to 2024
Top exporters
  1. China28.9%
  2. Switzerland * partner reported12.7%
  3. Germany7.8%
Top importers
  1. United States49.7%
  2. China11.9%
  3. India * partner reported3.3%

* Partner reported figures, a lower bound.

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

The HS code shown for Ezetimibe impurity 45 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Ezetimibe impurity 45, based on the data on this page

What is Ezetimibe impurity 45?

Ezetimibe impurity 45 is a chemical substance with the molecular formula C18H17FO4 and a molar mass of 316.33 g/mol. Its CAS registry number is 1618657-31-0. The IUPAC name is (2R,3R,6S)-6-(4-fluorophenyl)-2-(4-hydroxyphenyl)oxane-3-carboxylic acid.

What is the CAS number of Ezetimibe impurity 45?

The CAS registry number of Ezetimibe impurity 45 is 1618657-31-0.

What is the molecular formula and weight of Ezetimibe impurity 45?

The molecular formula of Ezetimibe impurity 45 is C18H17FO4 and its molar mass is 316.33 g/mol.

Is Ezetimibe impurity 45 hazardous?

No GHS hazard classification for Ezetimibe impurity 45 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 Ezetimibe impurity 45?

Ezetimibe impurity 45 is usually classified under HS code 293299 (Heterocyclic compounds with oxygen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ezetimibe impurity 45?

Post a free request on CompoundList and suppliers of Ezetimibe impurity 45 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Ezetimibe impurity 45?

Suppliers quote Ezetimibe impurity 45 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 Ezetimibe impurity 45

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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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