CompoundList
Sign in
Heterocyclic building blocks

6-Hydroxynicotinaldehyde

Also known as 2-hydroxy-5-formylpyridine, 6-Oxo-1,6-dihydropyridine-3-carbaldehyde, 6-Hydroxypyridine-3-Carbaldehyde

CAS 106984-91-2Formula C6H5NO2Molar mass 123.11 g/molEC 600-791-8
GHS signal word: Warning. Pictograms: Harmful or irritant 2 suppliers listed
Get quotes Compare 2 suppliers
6-Hydroxynicotinaldehyde chemical structure, C6H5NO2, CAS 106984-91-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
106984-91-2
Formula
C6H5NO2
Molar mass
123.11 g/mol
EC number
600-791-8
HS code
293339
Category
Heterocyclic building blocks

What is 6-Hydroxynicotinaldehyde?

Plain description, key identifiers and synonyms

6-Hydroxynicotinaldehyde is a chemical substance with the molecular formula C6H5NO2 and a molar mass of 123.11 g/mol. Its CAS registry number is 106984-91-2. The IUPAC name is 6-oxo-1H-pyridine-3-carbaldehyde.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
6-oxo-1H-pyridine-3-carbaldehyde
CAS number
106984-91-2 CAS number cross-checkedOther or deprecated CAS: 1260882-83-4
EC number
600-791-8
Molecular formula
C6H5NO2
MDL number
MFCD03094941, MFCD08689585
InChIKey
BUMAFTGGYPBHHK-UHFFFAOYSA-N
InChI
InChI=1S/C6H5NO2/c8-4-5-1-2-6(9)7-3-5/h1-4H,(H,7,9)
SMILES (canonical and isomeric)
C1=CC(=O)NC=C1C=O

Synonyms

  • 2-hydroxy-5-formylpyridine
  • 6-Oxo-1,6-dihydropyridine-3-carbaldehyde
  • 6-Hydroxypyridine-3-Carbaldehyde
  • 6-Hydroxy-3-pyridinecarboxaldehyde
  • 6-oxo-1H-pyridine-3-carbaldehyde
  • 6-Oxo-1,6-dihydro-pyridine-3-carbaldehyde
  • 2-hydroxypyridine-5-carboxaldehyde
  • 3-Pyridinecarboxaldehyde, 1,6-dihydro-6-oxo-
  • 5-formyl-2-pyridone
  • 6-oxo-1H-pyridine-3-carbaldeh
  • 6-oxo-1,6-dihydro-pyridine-3-carbaldehyde, AldrichCPR

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
123.11 g/molcalc.
Exact mass
123.032 Dacalc.
LogP (octanol/water)
0.19calc.
Topological polar surface area
49.93 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
1calc.
Heavy atoms
9calc.
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, O=c1cccc[nH]1

O=c1cccc[nH]1

1 ring, 7 atoms, the 2-Pyridone ring system.

7,761 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H302Harmful if swallowed.
  • H315Causes skin irritation.
  • H317May cause an allergic skin reaction.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (21)
  • 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.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • 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.
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P337 + P317If eye irritation persists: 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

6-Hydroxynicotinaldehyde suppliers

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

All 2 suppliers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

2 suppliers in 1 country

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

6-Hydroxynicotinaldehyde 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.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Use classes: Pesticide transformation products.

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 6-Hydroxynicotinaldehyde is traded under.

HS 2933.39Indicative HS code

Heterocyclic compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure…

World exports in 2024
$9.16B
−17.9% vs 2023, imports $10.6B
2019 to 2024
Top exporters
  1. China21.5%
  2. India * partner reported12.3%
  3. Ireland11.6%
Top importers
  1. Germany14.2%
  2. United States12.8%
  3. Brazil10.1%

* Partner reported figures, a lower bound.

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

The HS code shown for 6-Hydroxynicotinaldehyde is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 6-Hydroxynicotinaldehyde, based on the data on this page

What is 6-Hydroxynicotinaldehyde?

6-Hydroxynicotinaldehyde is a chemical substance with the molecular formula C6H5NO2 and a molar mass of 123.11 g/mol. Its CAS registry number is 106984-91-2. The IUPAC name is 6-oxo-1H-pyridine-3-carbaldehyde.

What is the CAS number of 6-Hydroxynicotinaldehyde?

The CAS registry number of 6-Hydroxynicotinaldehyde is 106984-91-2. Other or deprecated CAS numbers: 1260882-83-4.

What is the molecular formula and weight of 6-Hydroxynicotinaldehyde?

The molecular formula of 6-Hydroxynicotinaldehyde is C6H5NO2 and its molar mass is 123.11 g/mol.

What is 6-Hydroxynicotinaldehyde used for?

Use classes: Pesticide transformation products.

Is 6-Hydroxynicotinaldehyde hazardous?

6-Hydroxynicotinaldehyde carries the GHS signal word "Warning". Main hazards: harmful if swallowed, causes skin irritation, may cause an allergic skin reaction. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 6-Hydroxynicotinaldehyde?

6-Hydroxynicotinaldehyde is usually classified under HS code 293339 (Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 6-Hydroxynicotinaldehyde?

CompoundList lists 2 suppliers of 6-Hydroxynicotinaldehyde in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 6-Hydroxynicotinaldehyde?

Suppliers quote 6-Hydroxynicotinaldehyde 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 6-Hydroxynicotinaldehyde

Get quotes for 6-Hydroxynicotinaldehyde

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell 6-Hydroxynicotinaldehyde
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of 6-Hydroxynicotinaldehyde with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/6-hydroxynicotinaldehyde-106984-91-2" title="6-Hydroxynicotinaldehyde structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Heterocyclic building blocks or HS code 293339

2 suppliers
Free quotes, contact stays private
Get quotes