Product Name: Tetramethylguanidine Hydrogensulfate
Synonyms: N,N,N',N'-Tetramethylguanidine sulfate
Chemical Formula: C5H13N3 · H2SO4
CAS Number: 68239-42-9
Recommended Use: Laboratory chemicals, organic synthesis reagent
Supplier Information: [Insert manufacturer's name, address, and emergency contact]
Classification: Corrosive to skin and eyes, causes respiratory irritation, harmful if swallowed
Signal Word: Danger
Hazard Statements: Causes severe skin burns and eye damage, may cause respiratory irritation, harmful if ingested
Precautionary Statements: Avoid breathing dust, fumes, or vapors, use only outdoors or in a well-ventilated area, wash skin thoroughly after handling, wear protective gloves, clothing, eye and face protection, do not eat, drink, or smoke while using
Pictograms: Corrosion, exclamation mark
Chemical Name: Tetramethylguanidine Hydrogensulfate
Concentration: 98-100%
Impurities: No significant impurities expected at typical concentrations
Other Components: None known
General: Remove contaminated clothing and shoes as soon as possible, seek medical attention immediately for all exposures
Inhalation: Move person to fresh air, keep airway open and provide oxygen if breathing becomes difficult, medical attention required
Skin Contact: Flush skin immediately with plenty of water for at least 15 minutes, remove contaminated clothing
Eye Contact: Rinse cautiously with water for several minutes, remove contact lenses if present and easy to do, continue rinsing and seek prompt medical attention
Ingestion: Rinse mouth with water, give small amounts of water if conscious, do not induce vomiting, seek immediate medical attention
Suitable Extinguishing Media: Use carbon dioxide, dry chemical, or alcohol-resistant foam, avoid water jets
Specific Hazards: Emits toxic and irritating fumes under fire conditions including nitrogen oxides and sulfur oxides
Protective Equipment: Firefighters wear self-contained breathing apparatus and full protective gear
Advice for Emergency Responders: Cool affected containers with flooding quantities of water from a safe distance, stay upwind
Personal Precautions: Use personal protective equipment, avoid breathing dust, fumes, vapors
Environmental Precautions: Prevent further leakage or spillage if safe to do so, do not discharge into drains or waterways
Clean-Up Methods: Collect spilled material mechanically, use non-sparking tools, place into suitable container for disposal, ventilate area and wash affected surface after removal
Safe Handling: Avoid contact with skin, eyes, and clothing, avoid inhalation of dust or vapors, use only with adequate ventilation, keep containers tightly closed when not in use
Storage Requirements: Store in cool, dry, and well-ventilated place, keep away from sources of ignition, incompatible materials such as strong oxidizing agents, acids, and alkalis
Incompatible Materials: Strong acids, alkalis, oxidizers, avoid contact with moisture
Engineering Controls: Use local exhaust ventilation or chemical fume hood to minimize exposure, maintain adequate general and local exhaust
Personal Protection Equipment: Wear chemical-resistant gloves (nitrile or neoprene), safety goggles or face shield, protective clothing including lab coat
Respiratory Protection: If ventilation is insufficient, wear approved respirator for organic vapors
Hygiene Measures: Wash hands, forearms, and face thoroughly after handling and before eating, avoid spreading material outside work area
Appearance: White to off-white crystalline solid
Odor: Faint amine-like odor
pH (1% aqueous solution): 4-5
Melting Point: 198°C–202°C
Boiling Point: Not applicable (decomposes)
Solubility: Soluble in water, alcohols
Vapor Pressure: Negligible
Density: 1.29 g/cm3 at 20°C
Flash Point: Not flammable
Decomposition Temperature: Above 200°C
Evaporation Rate: Not available
Chemical Stability: Stable under normal conditions, may decompose on exposure to moisture or heat
Conditions to Avoid: Heat, moisture, ignition sources
Materials to Avoid: Strong acids, alkalis, oxidizing agents
Hazardous Decomposition Products: Nitrogen oxides, sulfur oxides, toxic gases
Polymerization: Hazardous polymerization does not occur
Acute Toxicity: Causes severe irritation and burns to skin and eyes, may irritate respiratory system, harmful if swallowed
Chronic Effects: Prolonged or repeated exposure may cause dermatitis or respiratory system damage
Potential Routes of Exposure: Inhalation, skin contact, ingestion, eye contact
Symptoms: Burns, redness, pain, coughing, shortness of breath, dizziness
Carcinogenicity: Not listed by IARC, NTP, or OSHA as a carcinogen
Ecotoxicity: Harmful to aquatic life with long-lasting effects, avoid release to the environment
Mobility in Soil: Soluble, can migrate through soil and contaminate groundwater
Persistence and Degradability: Not readily biodegradable, may persist in environment
Bioaccumulation: No data available on bioaccumulative potential
Other Adverse Effects: May contribute to eutrophication and toxicity in water bodies if released in larger quantities
Waste Treatment Methods: Dispose of contents/container in accordance with local, regional, and national regulations, use licensed waste disposal service
Contaminated Packaging: Rinse thoroughly before disposal, treat as hazardous waste
Precautions: Do not allow into drains, water courses, or soil
UN Number: 3261
UN Proper Shipping Name: Corrosive solid, acidic, organic, n.o.s. (Tetramethylguanidine Hydrogensulfate)
Transport Hazard Class: 8 (Corrosive substances)
Packing Group: II
Special Precautions: Ensure packaging is secure to prevent leakage, transport in accordance with ADR, IMDG, IATA regulations
TSCA Status: Listed or exempt
EINECS Number: 269-530-9
REACH Regulation: Subject to registration under REACH
OSHA Hazard Communication Standard: Classified as hazardous
SARA Title III Section 311/312: Acute health hazard
California Proposition 65: Not listed
Labeling requirements: Use correct hazard symbols and safety phrases as specified by local regulations
