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Amines and amides

P-Hydroxybenzohydroxamic acid

Also known as N,4-dihydroxybenzamide, 4-Hydroxybenzohydroxamic acid, n,4-Dihydroxy-benzamide

CAS 5941-13-9Formula C7H7NO3Molar mass 153.14 g/molEC 653-166-7
GHS signal word: Danger. Pictograms: Corrosive, Acute toxicity (severe)
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P-Hydroxybenzohydroxamic acid chemical structure, C7H7NO3, CAS 5941-13-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
5941-13-9
Formula
C7H7NO3
Molar mass
153.14 g/mol
EC number
653-166-7
HS code
292800
Category
Amines and amides

What is P-Hydroxybenzohydroxamic acid?

Plain description, key identifiers and synonyms

P-Hydroxybenzohydroxamic acid is a chemical substance with the molecular formula C7H7NO3 and a molar mass of 153.14 g/mol. Its CAS registry number is 5941-13-9. The IUPAC name is N,4-dihydroxybenzamide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
N,4-dihydroxybenzamide
CAS number
5941-13-9 CAS number cross-checked
EC number
653-166-7
Molecular formula
C7H7NO3
UNII
6NED3EZ9BK
InChIKey
QEQCHLVBRHGAQL-UHFFFAOYSA-N
InChI
InChI=1S/C7H7NO3/c9-6-3-1-5(2-4-6)7(10)8-11/h1-4,9,11H,(H,8,10)
SMILES (canonical and isomeric)
C1=CC(=CC=C1C(=O)NO)O

Synonyms

  • N,4-dihydroxybenzamide
  • 4-Hydroxybenzohydroxamic acid
  • n,4-Dihydroxy-benzamide
  • 1-N-hydroxy4-hydroxybenzene-1-carboximidic acid
  • Benzohydroxamic acid, p-hydroxy-
  • 4,N-Dihydroxy-benzamide
  • Benzamide, N,4-dihydroxy-
  • benzohydroxamic acid, 4-hydroxy-
  • (p-Hydroxybenzoyl)hydroxylamine
  • (4-Hydroxyphenyl)hydroxamic acid
  • N,4-dihydroxybenzenecarboximidic acid
  • p-HYDROXYBENZOIC HYDROXAMIC 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
153.14 g/molcalc.
Exact mass
153.0426 Dacalc.
LogP (octanol/water)
0.51calc.
Topological polar surface area
69.56 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
1calc.
Heavy atoms
11calc.
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

GHS signal word
Danger
GHS05: Corrosive
Corrosive
GHS06: Acute toxicity (severe)
Acute toxicity (severe)

Hazard statements

  • H301Toxic if swallowed.
  • H315Causes skin irritation.
  • H318Causes serious eye damage.
  • H335May cause respiratory irritation.
Precautionary statements (19)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • 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.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P317Get medical help.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • 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

P-Hydroxybenzohydroxamic acid suppliers

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P-Hydroxybenzohydroxamic acid 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 P-Hydroxybenzohydroxamic acid is traded under.

HS 2928.00Indicative HS code

Organic derivatives of hydrazine or of hydroxylamine

World exports in 2024
$1.38B
−9.0% vs 2023, imports $1.52B
2019 to 2024
Top exporters
  1. Switzerland * partner reported44.0%
  2. China18.4%
  3. Italy9.4%
Top importers
  1. Brazil21.8%
  2. United States12.8%
  3. Italy10.8%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about P-Hydroxybenzohydroxamic acid, based on the data on this page

What is P-Hydroxybenzohydroxamic acid?

P-Hydroxybenzohydroxamic acid is a chemical substance with the molecular formula C7H7NO3 and a molar mass of 153.14 g/mol. Its CAS registry number is 5941-13-9. The IUPAC name is N,4-dihydroxybenzamide.

What is the CAS number of P-Hydroxybenzohydroxamic acid?

The CAS registry number of P-Hydroxybenzohydroxamic acid is 5941-13-9.

What is the molecular formula and weight of P-Hydroxybenzohydroxamic acid?

The molecular formula of P-Hydroxybenzohydroxamic acid is C7H7NO3 and its molar mass is 153.14 g/mol.

What is P-Hydroxybenzohydroxamic acid used for?

Known uses and roles of P-Hydroxybenzohydroxamic acid include building blocks in research and laboratory and screening compounds in research and laboratory.

Is P-Hydroxybenzohydroxamic acid hazardous?

P-Hydroxybenzohydroxamic acid carries the GHS signal word "Danger". Main hazards: toxic if swallowed, causes skin irritation, causes serious eye damage. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of P-Hydroxybenzohydroxamic acid?

P-Hydroxybenzohydroxamic acid is usually classified under HS code 292800 (Organic derivatives of hydrazine or of hydroxylamine). This is indicative, confirm it with your customs broker before shipping.

Where can I buy P-Hydroxybenzohydroxamic acid?

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What is the price of P-Hydroxybenzohydroxamic acid?

Suppliers quote P-Hydroxybenzohydroxamic acid 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 P-Hydroxybenzohydroxamic acid

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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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