Product Name: 2-Hydro-5-Benzoylthiophene
Chemical Formula: C11H8OS
CAS Number: Not widely listed; custom research compound
Relevant uses: Laboratory intermediate, specialty chemical synthesis
Manufacturer: Custom pharmaceutical supplier, research laboratory supplier
Contact information: Supplier information required for emergencies; phone number or email for safety interventions
Emergency overview: Pale yellow to light brown solid; used under controlled circumstances in lab settings
Classification: Not listed by GHS explicitly; treat as hazardous
Hazard statements: Harmful if inhaled, irritating to eyes and respiratory system, possible skin irritant
Acute effects: Sneezing, throat irritation, mild headaches, watery eyes
Chronic effects: Extended exposure may aggravate breathing difficulties, sensitive skin reactions
Precautionary measures: Handle only with protective gloves and goggles, prevent dust formation, work in ventilated areas
Pictograms: Exclamation mark (warning for health effects), irritant symbol
Signal word: Warning
Chemical identity: 2-Hydro-5-Benzoylthiophene
Purity: Typically >96% when supplied for research
SYNONYMS: 2-Hydroxy-5-Benzoylthiophene
Impurities: Less than 3% possible, mostly minor organic byproducts from synthesis
Additives: None known
Inhalation: Remove to fresh air, offer water, seek medical help if symptoms linger
Skin contact: Wash with soap and plenty of water, remove contaminated clothes, medical help for irritation
Eye contact: Rinse eyes with plenty of water, keeping eyelids apart, continue for over 10 minutes, medical check-up if irritation remains
Ingestion: Rinse mouth, avoid inducing vomiting, call poison control and seek immediate medical care
Important symptoms: Redness, swelling, stinging sensation, soreness
Medical attention: Doctors should support breathing and treat symptoms as needed; provide substance information when seeking medical help
Suitable extinguishing media: Dry chemical, carbon dioxide (CO₂), foam equipment, avoid water jet
Special hazards: May produce toxic fumes like carbon monoxide, sulfur oxides, and unburned hydrocarbons
Protective equipment: Firefighters wear full protective gear, including self-contained breathing apparatus
Advice: Evacuate area, use extinguishing media keeping wind direction in mind, avoid inhalation of combustion fumes
Personal precautions: Wear gloves, goggles, laboratory coat, respiratory protection if dust forms
Environmental precautions: Prevent material from reaching water bodies or drains
Methods for cleanup: Scoop up solid material, avoid making dust, transfer to proper waste container for disposal, ventilate area after cleanup
Notifications: Alert responsible supervisors or safety authorities for larger spills or exposure
Handling recommendations: Use in designated lab spaces, with fume hoods or adequate ventilation, control dust, avoid inhalation and skin contact
Storage conditions: Keep container tightly sealed, store below 25°C, avoid sunlight and moisture, separate from incompatible chemicals such as oxidants and acids
Hygiene: Wash hands after handling, keep food and drink out of lab area, keep containers clearly labeled
Exposure limits: No occupational exposure limits established; act cautiously and restrict exposure
Engineering controls: Use chemical fume hoods, local exhaust, or general ventilation
Personal protection equipment: Nitrile or neoprene gloves, chemical splash goggles, laboratory coats, appropriate respirator for dust if needed
Other protection: Safety showers and eye-wash stations in work area
Appearance: Pale yellow to brown crystalline powder
Odor: Slight, non-distinct, may have faint aromatic
Melting Point: Data not widely available, estimate near 60–100°C
Boiling Point: Information not known
Solubility: Low in water, moderate in organic solvents such as DMSO, acetone
Density: Not well established, likely near 1.2–1.4 g/cm³
Vapor pressure: Negligible at room temperature
pH: Not applicable as a solid
Flash point: No robust data, assume >70°C
Partition coefficient (logP): Expected lipophilic, logP data often unavailable
Other data: No auto-ignition, slow to react under ambient conditions
Chemical stability: Stable under recommended storage
Possible hazardous reactions: May react with strong acids, bases, or oxidizers; avoid intense heat
Decomposition products: Carbon monoxide, sulfur oxides, potentially irritating organic vapors
Incompatibility: Strong acids/alkalis, powerful oxidizing substances
Polymerization: Not known to occur
Likely routes of exposure: Inhalation, skin and eye contact, accidental ingestion
Acute toxicity: Not well studied, some irritation may occur in laboratory exposure
Skin irritation: Possible rash, redness
Eye irritation: Likely to cause watery, stinging sensation, and redness
Respiratory effects: may inflame nose, throat, or cause sneezing
Chronic effects: Information lacking; avoid repeated or long-term exposure
Carcinogenicity: Not classified as carcinogen by IARC, ACGIH, NTP or OSHA
Sensitization: Prolonged exposure may sensitize certain users
Eco-toxicity: Not routinely studied, treat as potentially hazardous for aquatic life
Persistence and degradability: Likely persistent in environment, not quickly biodegradable
Bioaccumulative potential: Expected to be moderately bioaccumulative
Mobility in soil: Moderate, depends on organic carbon and water content
Other hazards: Prevent entry to water systems, drain, or soil to minimize risks to small organisms
Waste disposal: Place in tightly sealed container and label as chemical waste
Method: Dispose by high-temperature incineration or as hazardous waste, following institutional and local rules
Contaminated packaging: Treat containers as hazardous, clean before recycling or dispose as chemical waste
Avoid: Never wash excess into surface water; avoid municipal waste routes
UN Number: Not officially assigned
Shipping name: Chemical, n.o.s. (not otherwise specified)
Hazard class: Not regulated for transport in small amounts, treat as chemical substance
Packing group: Not specified
Precautions: Keep container closed, protect against breakage, avoid heat or sunlight during transit, label as laboratory chemical
Transport by air/sea/road: Consult the latest IATA/ADR/IMDG guidelines when shipping in bulk or internationally
Safety regulations: Not listed as a controlled substance under US TSCA, EU REACH, or other globally harmonized systems
Labeling: Use hazard pictograms and warning statements per laboratory, academic, or industrial requirements
Workplace regulations: Laboratories subject to chemical hygiene, PPE requirements, training for employees
Other rules: Material used strictly for research or chemical synthesis; not for drug or cosmetic use
Reporting requirements: Large spills or exposures may need to be logged under local chemical safety laws
