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Material Safety Data Sheet: 7-Chloro-1,2,3,4-Tetrahydrobenzo[B]Azepin-5-One

Identification

Chemical Name: 7-Chloro-1,2,3,4-Tetrahydrobenzo[B]Azepin-5-One
Common Names: Not widely recognized under alternative names;
Recommended Uses: Intermediate for research and synthesis purposes;
Supplier Details: Laboratory supply companies,
Emergency Contact: Refer to institutional guidelines and region-specific emergency hotlines;
CAS Number: Refer to batch documentation.

Hazard Identification

Classification: Irritant to skin, eyes, and respiratory tract; not classified as flammable;
Signal Word: Warning;
Hazard Statements: Causes moderate eye and skin irritation, may cause respiratory discomfort, avoid dust formation;
Pictograms: Exclamation mark for irritant properties;
Precautionary Statements: Avoid breathing dust, wash thoroughly after handling, wear protective gloves, avoid contact with eyes and skin.

Composition / Information on Ingredients

Chemical Formula: C11H10ClNO;
Purity: Usually found at 97% or higher for lab-grade lots;
Impurities: Trace residual solvents, synthesis byproducts;
Ingredient Weight: Bulk material as main component, negligible non-hazardous impurities.

First Aid Measures

Eye Contact: Rinse gently with low-pressure clean water for at least fifteen minutes, seek medical help if irritation continues;
Skin Contact: Wash affected area thoroughly with soap and cool water, remove contaminated clothing;
Inhalation: Move to fresh air, support breathing as needed, seek medical advice if coughing or respiratory symptoms occur;
Ingestion: Rinse mouth with clean water, avoid swallowing wash, do not attempt to induce vomiting, contact poison control or medical professionals promptly.

Fire-Fighting Measures

Suitable Extinguishing Media: Use dry chemical, carbon dioxide, or foam for small fires; water spray for larger situations;
Specific Hazards: May emit toxic fumes such as hydrogen chloride, nitrogen oxides, and carbon oxides if combusted;
Protective Equipment: Wear full protective clothing including self-contained breathing apparatus;
Advice for Firefighters: Avoid inhaling smoke, cool containers exposed to heat with water mist, clear area of unnecessary personnel.

Accidental Release Measures

Personal Precautions: Utilize lab coat, gloves, goggles, and mask to prevent contact and inhalation;
Environmental Precautions: Keep material away from drains, sewers, and natural waterways;
Clean-Up Methods: Sweep up gently without raising dust, collect in suitable container for disposal, ventilate spill area, wash area with soap and water once material is removed.

Handling and Storage

Handling: Work in well-ventilated areas or fume hoods,
Storage: Store in tightly closed containers under cool, dry conditions, away from direct sunlight and sources of ignition;
Incompatible Materials: Avoid strong oxidizers, strong acids or bases;
Hygiene Practices: Wash hands before breaks and after use, keep work areas clean, avoid eating or drinking when handling.

Exposure Controls and Personal Protection

Exposure Limits: No OSHA or ACGIH exposure limits established, follow internal laboratory guidelines;
Engineering Controls: Local exhaust ventilation, chemical fume hood, eyewash facilities nearby;
Personal Protective Equipment: Nitrile gloves, safety goggles, lab coat, NIOSH/MSHA-approved respirator if airborne dust possible.

Physical and Chemical Properties

Appearance: Off-white to light yellow crystalline powder;
Odor: Mild, chemical-like;
pH: Not applicable in solid state;
Melting Point: Typically within 120°C – 140°C, varies with sample purity;
Boiling Point: Not determined, subject to decomposition;
Solubility: Slightly soluble in polar organic solvents, low solubility in water;
Vapor Pressure: Very low at room temperature;
Density: Estimated around 1.3 – 1.4 g/cm³;
Partition Coefficient: LogP not experimentally determined;
Other Data: Stable under normal laboratory conditions, avoids prolonged moisture exposure.

Stability and Reactivity

Chemical Stability: Stable under recommended storage and handling;
Reactivity: Limited reactivity under normal laboratory conditions;
Hazardous Reactions: May react with heavy oxidants or strong acid/base to form decomposition products;
Decomposition Products: Hydrogen chloride, nitrogen oxides, carbon monoxide/dioxide under fire or high heat.

Toxicological Information

Acute Toxicity: Not fully investigated, avoids direct exposure wherever possible;
Likely Routes of Exposure: Inhalation, skin contact, accidental ingestion;
Symptoms of Exposure: Mild irritation of eyes, nose, throat; possible reddening and itching on contact;
Chronic Effects: No long-term animal testing data available, exercise caution to prevent repeated exposure;
Carcinogenicity: Unclassified by IARC, NTP, or OSHA;
Mutagenicity/Reproductive Toxicity: No specific studies available.

Ecological Information

Ecotoxicity: No detailed studies, avoid uncontrolled release to soil or waterways;
Persistence and Degradability: Expected to degrade slowly in the environment;
Bioaccumulative Potential: Predicted to have low to moderate potential for bioaccumulation;
Mobility in Soil: Expected low mobility, binds moderately to substrates;
Other Adverse Effects: Do not dispose of in natural environments, report unintended releases.

Disposal Considerations

Disposal Methods: Treat as hazardous chemical waste, dispose according to local, state, and federal guidelines;
Contaminated Packaging: Triple rinse and treat as chemical waste;
Other Comments: Consult hazardous waste professionals for incineration or solvent removal advice;
Do Not: Pour down drains, dispose in general solid waste streams.

Transport Information

DOT/ADR/IATA Status: Not listed as a regulated material for small-scale laboratory quantities;
Shipping Name: Laboratory Chemicals, N.O.S.;
Special Precautions: Store in original packaging, handle with documentation, keep away from incompatible goods;
Transport in bulk: Not intended for bulk transport between major sites.

Regulatory Information

Inventory Listings: Not specifically referenced on TSCA, DSL, or EINECS,
Label Elements: Follows OSHA GHS requirements for lab chemicals;
Right-to-Know Aspects: Local handling and hazard information required for workplace postings;
Other Regulations: Users should verify all current regional regulations before acquisition, storage, or disposal.