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Screening compounds

Cinaproxen

Also known as Cinaproxenum, cinaproxene, cinaproxeno

CAS 89163-44-0Formula C19H21NO5SMolar mass 375.45 g/mol
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Cinaproxen chemical structure, C19H21NO5S, CAS 89163-44-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
89163-44-0
Formula
C19H21NO5S
Molar mass
375.45 g/mol
HS code
293090
Category
Screening compounds

What is Cinaproxen?

Plain description, key identifiers and synonyms

Cinaproxen is a chemical substance with the molecular formula C19H21NO5S and a molar mass of 375.45 g/mol. Its CAS registry number is 89163-44-0. The IUPAC name is (2R)-2-acetamido-3-[(2S)-2-(6-methoxynaphthalen-2-yl)propanoyl]sulfanylpropanoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2R)-2-acetamido-3-[(2S)-2-(6-methoxynaphthalen-2-yl)propanoyl]sulfanylpropanoic acid
CAS number
89163-44-0 CAS number cross-checked
Molecular formula
C19H21NO5S
UNII
1J0E0I69E9
InChIKey
HDTMMJMHZFBNKY-GTNSWQLSSA-N
InChI
InChI=1S/C19H21NO5S/c1-11(19(24)26-10-17(18(22)23)20-12(2)21)13-4-5-15-9-16(25-3)7-6-14(15)8-13/h4-9,11,17H,10H2,1-3H3,(H,20,21)(H,22,23)/t11-,17-/m0/s1
Canonical SMILES
COc1ccc2cc(C(C)C(=O)SCC(NC(C)=O)C(=O)O)ccc2c1
Isomeric SMILES
C[C@@H](C1=CC2=C(C=C1)C=C(C=C2)OC)C(=O)SC[C@@H](C(=O)O)NC(=O)C

Synonyms

  • Cinaproxenum
  • cinaproxene
  • cinaproxeno
  • N-Acetyl-l-cysteine (+)-(S)-6-methoxy-alpha-methyl-2-naphthaleneacetate (ester)
  • (2R)-2-acetamido-3-[(2S)-2-(6-methoxynaphthalen-2-yl)propanoyl]sulfanylpropanoic acid
  • N-Acetyl-S-[(2S)-2-(6-methoxynaphthalen-2-yl)propanoyl]-L-cysteine
  • N-Acetyl-L-cysteine (+)-(S)-6-methoxy-alpha-methyl-2-naphthaleneacetate (ester).

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
375.45 g/molcalc.
Exact mass
375.114 Dacalc.
LogP (octanol/water)
2.8calc.
Topological polar surface area
92.7 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
7calc.
Heavy atoms
26calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.32calc.
Formal charge
0calc.
Stereocentres
2calc.
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, c1ccc2ccccc2c1

c1ccc2ccccc2c1

2 rings, 10 atoms, the Naphthalene ring system.

17,920 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.

Cinaproxen suppliers

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Cinaproxen 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

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 Cinaproxen is traded under.

HS 2930.90Indicative HS code

Organo-sulphur compounds, other

World exports in 2024
$5.83B
+0.1% vs 2023, imports $5.93B
2019 to 2024
Top exporters
  1. China40.7%
  2. United States10.9%
  3. Japan9.3%
Top importers
  1. United States13.3%
  2. Brazil12.6%
  3. China6.6%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Cinaproxen?

Cinaproxen is a chemical substance with the molecular formula C19H21NO5S and a molar mass of 375.45 g/mol. Its CAS registry number is 89163-44-0. The IUPAC name is (2R)-2-acetamido-3-[(2S)-2-(6-methoxynaphthalen-2-yl)propanoyl]sulfanylpropanoic acid.

What is the CAS number of Cinaproxen?

The CAS registry number of Cinaproxen is 89163-44-0.

What is the molecular formula and weight of Cinaproxen?

The molecular formula of Cinaproxen is C19H21NO5S and its molar mass is 375.45 g/mol.

What is Cinaproxen used for?

Known uses and roles of Cinaproxen include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Cinaproxen hazardous?

No GHS hazard classification for Cinaproxen 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 Cinaproxen?

Cinaproxen is usually classified under HS code 293090 (Organo-sulphur compounds, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Cinaproxen?

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

What is the price of Cinaproxen?

Suppliers quote Cinaproxen 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 Cinaproxen

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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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