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2-Hydroxy-5-nitroaniline

ISO 17034 Reference Material

Item number	684809
CAS	99-57-0
Formula	C6H6N2O3
Molecular weight	154,12 g/mol
Quantity	1x250mg
storage conditions	4 °C
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Safety Data Sheet	according to Regulation (EC) No 1907/2006 (REACH) Classifications according to Regulation (EC) No 1272/2008. Printdate August 21, 2026
IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING
Product name:	2-Hydroxy-5-nitroaniline
Catalog No.:	684809
Relevant identified uses of the substance or mixture	Identified: Laboratory chemical uses: R&D
Uses advised against:	HPC Standards Inc 271 17th Street, NW, Suite 1750 Atlanta, GA 30363 Tel. +1 (678) 244-1536 Fax. +1 (404) 586-6820 sales@hpc-standards.us
Emergency telephone number	HPC Standards Tel. +1 (678) 244-1536 This number is only available during office hours.
HAZARDS IDENTIFICATION	2.1Classification of the substance or mixtureClassification according to Regulation (EC) No 1272/2008Skin irritation(Category 2), H315Eye irritation(Category 2), H319Specific target organ toxicity -single exposure(Category 3), H335
Label elements
Pictogram	GHS07 exclam exclam
	2.2Label elementsLabelling according Regulation (EC) No 1272/2008Pictogram Signal wordWarningHazard statement(s)H315Causes skin irritation.H319Causes serious eye irritation.H335May cause respiratory Irritation Precautionary statement(s)P261Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray.P305 + P351 + P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contactlenses, if present and easy to do. Continue rinsing.Supplemental Hazard Statementsnone2.3Other hazardsThis substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% orhigher.
COMPOSITION/INFORMATION ON INGREDIENTS	3.1SubstancesSynonyms:2-Hydroxy-5-nitroanilineMolecular weight:154,12 g/molCAS-No.:99-57-0EC-No.:202-767-9Hazardous ingredients according to Regulation (EC) No 1272/2008ComponentClassificationConcentration2-Amino-4-nitrophenolCAS-No.EC-No.99-57-0202-767-9Skin Irrit.2; Eye Irrit.2; STOT SE3; H315, H319, H335<=100%
Formula	C6H6N2O3
Molecular Weight (g/mol)	154.12
CAS-No.	99-57-0
FIRST AID MEASURES	4.1Description of first aid measuresGeneral adviceConsult a physician. Show this safety data sheetto the doctor in attendance.If inhaledIf breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.In case of skin contactWash off with soap and plenty of water. Consult a physician.In case of eye contactRinse thoroughly with plenty of water for at least 15 minutes and consult a physician.If swallowedNever give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.4.2Most important symptoms and effects, both acute and delayedThe most important known symptoms and effects are described in the labelling (see section 2.2) and/or in section 114.3Indication of any immediate medical attention and special treatment neededNo data available
FIRE-FIGHTING MEASURES	5.1Extinguishing mediaSuitable extinguishing mediaUse water spray, alcohol-resistant foam, dry chemical or carbon dioxide 5.2Special hazards arising from the substance or mixtureCarbon oxides, Nitrogen oxides (NOx)5.3Advice for firefightersWear self-contained breathing apparatus for firefighting if necessary.5.4Further informationNo data available
ACCIDENTAL RELEASE MEASURES	6.1Personal precautions, protective equipment and emergency proceduresUse personal protective equipment. Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust.For personal protection see section 8.6.2Environmental precautionsDo not let product enter drains.6.3Methods and materials for containment and cleaning upPick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed containers for disposal.6.4Reference to other sectionsFor disposal see section 13
HANDLING AND STORAGE	7.1Precautions for safe handlingAvoid contact with skin and eyes. Avoid formation of dust and aerosols.Provide appropriate exhaust ventilation at places where dust is formed.Normal measures for preventive fire protection.For precautions see section 2.2.7.2Conditions for safe storage, including any incompatibilitiesStore in cool place.Keep container tightly closed in a dry and well-ventilated place.Storage class (TRGS 510): 13: Non Combustible Solids7.3Specific end use(s)Apart from the uses mentioned in section 1.2 no other specific uses are stipulated
EXPOSURE CONTROLS/PERSONAL PROTECTION
PHYSICAL AND CHEMICAL PROPERTIES	9.1Information on basic physical and chemical propertiesa)AppearanceForm: solidColour: yellowb)OdourNo data availablec)Odour ThresholdNo data availabled)pHNo data availablee)Melting point/freezing pointMelting point/range: 140 -143 °C-lit.f)Initial boiling point and boiling rangeNo data availableg)Flash point100 °C-closed cuph)Evaporation rateNo data availablei)Flammability (solid, gas)No data availablej)Upper/lower flammability or explosive limitsNo data availablek)Vapour pressureNo data availablel)Vapour densityNo data availablem)Relative densityNo data availablen)Water solubilityNo data availableo)Partition coefficient: n-octanol/waterNo data available p)Auto-ignition temperatureNo data availableq)Decomposition temperatureNo data availabler)ViscosityNo data availables)Explosive propertiesNo data availablet)Oxidizing propertiesNo data available9.2Other safety informationNo data available
STABILITY AND REACTIVITY	10.1ReactivityNo data available10.2Chemical stabilityStable under recommended storage conditions.10.3Possibility of hazardous reactionsNo data available10.4Conditions to avoidNo data available10.5Incompatible materialsStrong oxidizing agents, acids, Acid chlorides, Acid anhydrides, Chloroformates10.6Hazardous decomposition productsHazardous decomposition products formed under fire conditions.-Carbon oxides, Nitrogen oxides (NOx)Other decomposition products-No data availableIn the event of fire: see section 5
TOXICOLOGICAL INFORMATION	11.1Information on toxicological effectsAcute toxicityLD50Oral-Rat-2.400 mg/kgRemarks: Behavioral:Somnolence (general depressed activity). Behavioral:Ataxia. Skin and Appendages: Other: Hair.Skin corrosion/irritationSeriouseye damage/eye irritationEyes-RabbitResult: Moderate eye irritation-24 hRespiratory or skin sensitisationNo data availableGerm cell mutagenicityHamsterovaryCytogenetic analysisHamsterovarySister chromatid exchangeCarcinogenicityThis product is or contains a component that is not classifiable as to its carcinogenicity based on its IARC, ACGIH, NTP, or EPA classification.IARC:3-Group 3: Not classifiable as to its carcinogenicity to humans(2-Amino-4-nitrophenol) Reproductive toxicityNo data availableSpecific target organ toxicity -single exposureInhalation-May cause respiratory irritation.Specific target organ toxicity -repeated exposureNo data availableAspiration hazardNo data availableAdditional InformationRTECS: SJ6300000To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated
ECOLOGICAL INFORMATION	12.1ToxicityNo data available12.2Persistence and degradabilityNo data available12.3Bioaccumulative potentialNo data available12.4Mobility in soilNo data available(2-Amino-4-nitrophenol)12.5Results of PBT and vPvB assessmentThis substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.12.6Other adverse effectsNo data available
DISPOSAL CONSIDERATIONS	13.1Waste treatment methodsProductOffer surplus and non-recyclable solutions to a licensed disposal company.Contact a licensed professional waste disposal service to dispose of this material.Dissolve or mix the material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber.Contaminated packagingDispose of as unused product.
TRANSPORT INFORMATION	14.1UN numberADR/RID: -IMDG: -IATA: -14.2UN proper shipping nameADR/RID: Not dangerous goodsIMDG: Not dangerous goodsIATA: Not dangerous goods14.3Transport hazard class(es)ADR/RID: -IMDG: -IATA: -14.4Packaging groupADR/RID: -IMDG: -IATA: - 14.5Environmental hazardsADR/RID: noIMDGMarine pollutant: noIATA: no14.6Special precautions for userNo data available
REGULATORY INFORMATION	15.1Safety, health and environmental regulations/legislation specific for the substance or mixtureThis safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006.15.2Chemical safety assessmentFor this product a chemical safety assessment was not carried out
OTHER INFORMATION	The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information in this document is based on the present state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. For lab use only!