o-Phenylenediamine CAS No:95-54-5
TDS 2 Inquiries
95-54-5
Industrial Grade
99%
Qingdao
Orient
25kg/bag,500kg/bag, customized
2028-12-30
pharmaceutical intermediates,peptides,electronic chemicals
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Product Description
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Seller Information
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Inquiry History
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DescriptionECHEMI Editorial ReferenceO-phenylenediamine has active chemical properties, being able to have condensation reaction with acid, aldehydes, ketones and other compounds, generating heterocyclic compounds; it can also have oxidation, condensation, substitution and diazotization reaction.
Figure 2 is o-phenylenediamine oxidation.
Figure 3 is o-phenylenediamine condensation reaction. It appears as colorless monoclinic crystal with air and sunlight in the darker. It is slightly soluble in cold waterCertificatesBasic Info-
Product Name:
o-Phenylenediamine
Other Name:1,2-Benzenediamine;o-Phenylenediamine;C.I. 76010;C.I. Oxidation Base 16;o-Diaminobenzene;Orthamine;1,2-Diaminobenzene;1,2-Phenylenediamine;o-Benzenediamine;2-Aminoaniline;o-Aminoaniline;IK 3 (amine);o-Aminophenylamine;IK 3;NSC 5354;OPDA
CAS No.:95-54-5
Molecular Formula:C6H8N2
InChIKeys:InChIKey=GEYOCULIXLDCMW-UHFFFAOYSA-N
Molecular Weight:108.14100
Exact Mass:108.14
EC Number:202-430-6
UNII:8B713N8Q0F
ICSC Number:1441
NSC Number:5354
UN Number:1673
DSSTox ID:DTXSID3025881
Color/Form:Brownish-yellow leaflets from water; plates from chloroform|Tan crystals or leaflets from water|White crystalline solid when pure
HScode:29215119
Categories:
Characteristics-
PSA:
52.04000
XLogP3:2.01340
Appearance:1,2-phenylenediamine appears as colorless monoclinic crystals if pure; technical grade brownish-yellow crystals or a sandy brown solid. Used in manufacture of dyes, photography, organic synthesis.
Density:1.27
Melting Point:103-104 °C
Boiling Point:256-258 °C
Flash Point:110ºC
Refractive Index:1.66
Water Solubility:H2O: 1 tablet/10 mL, clear, colorless
Storage Conditions:2-8ºC
Vapor Pressure:0.01 mm Hg ( 25 °C)
Vapor Density:3.7 (vs air)
Toxicity:LD50 in rats (mg/kg): 1070 orally; 516 i.p., C. Burnett et al., J. Toxicol. Environ. Health 2, 657 (1977)
Flammability characteristics:Lower flammable limit: 1.5%
Explosive limit:vol% in air: 1.5
Henrys Law Constant:Henry's Law constant = 7.20X10-9 atm-cu m/mol at 25 °C (est)
Dissociation Constants:pKa1 = less than 2; pKa2 = 4.47 at 25 °C
Collision Cross Section:129.1 Ų [M+H]+
Experimental Properties:Hydroxyl radical reaction rate constant = 1.76X10-10 cu cm/molec-sec at 25 °C (est)
Air and Water Reactions:Soluble in water [Hawley]. Melting point 219 F. Flash point 277 F. Toxic by skin absorption, inhalation or ingestion. Even as a solid will spot downwind area brown/purple (Roger Patrick, DuPont Engineer).
Reactive Group:Amines, Aromatic
Reactivity Profile:1,2-PHENYLENEDIAMINE a weak aromatic amine base neutralizes acids in exothermic reactions to form salts. May be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. Darkens on exposure to air (Roger Patrick, DuPont Engineer).
Flammable Limits:Lower flammable limit: 1.5%
Physical Dangers:Dust explosion possible if in powder or granular form, mixed with air.
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 3, Oral
Acute toxicity - Category 4, Dermal
Eye irritation, Category 2
Skin sensitization, Category 1
Acute toxicity - Category 4, Inhalation
Germ cell mutagenicity, Category 2
Carcinogenicity, Category 2
Hazardous to the aquatic environment, short-term (Acute) - Category Acute 1
Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 1
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H301 Toxic if swallowed
H312 Harmful in contact with skin
H319 Causes serious eye irritation
H317 May cause an allergic skin reaction
H332 Harmful if inhaled
H341 Suspected of causing genetic defects
H351 Suspected of causing cancer
H410 Very toxic to aquatic life with long lasting effects
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P272 Contaminated work clothing should not be allowed out of the workplace.
P271 Use only outdoors or in a well-ventilated area.
P203 Obtain, read and follow all safety instructions before use.
P273 Avoid release to the environment.
Response P301+P316 IF SWALLOWED: Get emergency medical help immediately.
P321 Specific treatment (see ... on this label).
P330 Rinse mouth.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P317 Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P333+P317 If skin irritation or rash occurs: Get medical help.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P318 IF exposed or concerned, get medical advice.
P391 Collect spillage.
Storage P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
NO open flames. Closed system, dust explosion-proof electrical equipment and lighting. Prevent deposition of dust. Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Separated from food and feedstuffs. Well closed.Separated from food and feedstuffs. Well closed.
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Seller Information
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Business Type:
Trader
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Main Products:
pharmaceutical intermediates,peptides,electronic chemicals
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Location:
Room 102, 1st Floor, East Office Building, No. 45 Pengwan Road, Qianwan Bonded Port Area, Qingdao Zone, China (Shandong) Pilot Free Trade Zone
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Payment Terms:
100% TT in advance
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Average lead Time:
10
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Total Annual Revenue:
$10 million-$25 million
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Total Employees:
51-100
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Year of Establishment:
2024
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Inquiry History2 Inquiries
Country Product Purchase Quantity Date Posted 
India
o-Phenylenediamine
20 MT Mar 19, 2025
India
o-phenylene diamine
4 MT Jan 8, 2024 Post an enquiry for this product
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