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CAS 329-71-5

CAS 329-71-5 matches 1 EU annex record across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 329-71-5
CAS 329-71-5PubChem CID 9492

2,5-Dinitrophenol

IUPAC name
2,5-dinitrophenol
Molecular formula
C6H4N2O5
Molecular weight
184.11 g/mol
Exact mass
184.01202123 Da
XLogP3
1.8
Topological polar surface area
112.0 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
5
Covalent units
1
Defined stereocentres
0

Also known as

Phenol, 2,5-dinitro-gamma-Dinitrophenol2,5-DNP2,5-DinitrofenolPhenol, gamma-dinitro-HSD25Q268ZNSC-90441CHEBI:40810
16 more reported names
RefChem:82985206-348-1.gamma.-DinitrophenolPhenol, .gamma.-dinitro-2,5-Dinitrophenol (Wetted with water >20%)2,5-DINITROPHENOL (WETTED WITH CA. 20% WATER) (UNIT WEIGHT ON DRY WEIGHT BASIS)2,5-Dinitrofenol [Czech]CCRIS 3103HSDB 6304EINECS 206-348-1NSC 90441BRN 1913411UNII-HSD25Q268Z2,5-Dinitrophenol ( betta )WLN: WNR BQ DNW2,5-Dinitrophenol, 97%
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 329-71-5

1 total
No records found for this CAS number.

How CAS 329-71-5 is used on this site

CAS 329-71-5 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 1 EU annex record shares this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 329-71-5 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.