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Aromatic building blocks

Npc320357

Also known as 4-Sulfooxybenzoic acid, p-Carboxyphenyl Sulfate, 4-(sulfooxy)benzoic acid

CAS 3233-38-3Formula C7H6O6SMolar mass 218.19 g/mol
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Npc320357 chemical structure, C7H6O6S, CAS 3233-38-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
3233-38-3
Formula
C7H6O6S
Molar mass
218.19 g/mol
HS code
292090
Category
Aromatic building blocks

What is Npc320357?

Plain description, key identifiers and synonyms

4-hydroxybenzoic acid-4-O-sulphate is a member of benzoic acids.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-sulfooxybenzoic acid
CAS number
3233-38-3
Molecular formula
C7H6O6S
InChIKey
RJTYSXVYCZAUHE-UHFFFAOYSA-N
InChI
InChI=1S/C7H6O6S/c8-7(9)5-1-3-6(4-2-5)13-14(10,11)12/h1-4H,(H,8,9)(H,10,11,12)
SMILES (canonical and isomeric)
C1=CC(=CC=C1C(=O)O)OS(=O)(=O)O

Synonyms

  • 4-Sulfooxybenzoic acid
  • p-Carboxyphenyl Sulfate
  • 4-(sulfooxy)benzoic acid
  • 4-hydroxybenzoic acid-4-O-sulphate

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
218.19 g/molcalc.
Exact mass
217.9885 Dacalc.
LogP (octanol/water)
0.57calc.
Topological polar surface area
100.9 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
3calc.
Heavy atoms
14calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
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, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 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.

Npc320357 suppliers

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

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Npc320357 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

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 Npc320357 is traded under.

HS 2920.90Indicative HS code

Esters, other than thiophosphoric esters (phosphorothioates) and phosphite esters and their salts…

World exports in 2024
$1.05B
+8.0% vs 2023, imports $1.23B
2019 to 2024
Top exporters
  1. China33.4%
  2. Germany18.8%
  3. United States12.4%
Top importers
  1. United States19.2%
  2. Singapore8.9%
  3. South Korea6.9%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Npc320357 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Npc320357, based on the data on this page

What is Npc320357?

4-hydroxybenzoic acid-4-O-sulphate is a member of benzoic acids.

What is the CAS number of Npc320357?

The CAS registry number of Npc320357 is 3233-38-3.

What is the molecular formula and weight of Npc320357?

The molecular formula of Npc320357 is C7H6O6S and its molar mass is 218.19 g/mol.

What is Npc320357 used for?

Known uses and roles of Npc320357 include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Npc320357 hazardous?

No GHS hazard classification for Npc320357 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 Npc320357?

Npc320357 is usually classified under HS code 292090 (Esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Npc320357?

Post a free request on CompoundList and suppliers of Npc320357 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Npc320357?

Suppliers quote Npc320357 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 Npc320357

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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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