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Product Name: N-Tert-Butoxycarbonyl-L-Valine
Chemical Name: Boc-L-Valine
Synonyms: N-BOC-L-Valine, (S)-2-Amino-3-methylbutanoic acid tert-butyl ester
Molecular Formula: C10H19NO4
Molecular Weight: 217.27 g/mol
Recommended Use: Research, peptide synthesis
Supplier: Chemical supply companies, research labs
Contact information: Emergency phone numbers commonly available from chemical product bulletin
Classification: Not classified as hazardous under GHS or OSHA
Signal Word: None required
Hazard Statements: Product can irritate eyes, skin, and respiratory system on direct contact or inhalation
Precautionary Statements: Avoid breathing dust; wear personal protective equipment during handling
Pictogram: None required, but gloves and goggles suggested as best practice
Chemical Name: N-Tert-Butoxycarbonyl-L-Valine
CAS Number: 13734-41-3
Content: >98% (by weight)
Impurities: Minor traces from synthesis (solvents, related amino acids, acids)
Other Components: No stabilizers or preservatives included
General Advice: Move person to fresh air, consult medical care after significant exposure
Inhalation: Remove patient to fresh air and keep at rest; get medical help if symptoms persist
Skin Contact: Rinse exposed area well with soap and water for at least 15 minutes
Eye Contact: Rinse thoroughly under running water for several minutes, keeping eyelids open; get medical advice if irritation continues
Ingestion: Rinse mouth with water, never induce vomiting unless directed by medical professionals; seek medical care if substantial amount ingested
Suitable Extinguishing Media: Use water spray, dry chemical, foam, or CO2; avoid high-pressure water jets
Unsuitable Extinguishing Media: Do not use water jet as it may spread burning dust
Specific Hazards: Product may emit CO, CO2, and nitrogen oxides if burning
Protective Gear: Wear full protective clothing and self-contained breathing apparatus
Advice for Firefighters: Prevent runoff from fire control from entering waterways, use ventilation
Personal Precautions: Wear gloves, safety glasses, and mask to prevent skin and respiratory exposure
Environmental Precautions: Prevent entry into sewers and surface waters
Cleanup Methods: Sweep up with minimum dust, place in suitable closed container for disposal, ventilate area thoroughly
Decontamination: Wipe down surfaces with damp cloth; dispose contaminated cloths safely
Handling: Avoid dust formation, use in well-ventilated areas, wear protective gear as standard lab practice
Storage Conditions: Store away from strong bases, acids, and oxidizers, in cool and dry location
Safe Packaging: Keep tightly closed in original container, protect from moisture
Incompatibilities: Store away from incompatible materials such as strong oxidizing agents
Engineering Controls: Use fume hood or local exhaust if dust likely
Personal Protective Equipment: Laboratory gloves (nitrile or latex), safety goggles, lab coat
Respiratory Protection: Dust mask if ventilation inadequate
Hygiene Measures: Wash hands after handling, avoid contact with food and drinks in laboratory; dispose gloves after use
Appearance: White to off-white crystalline powder
Odor: Faint, not distinctive
Melting Point: 70–71°C (lit.)
Boiling Point: No data (decomposes before boiling)
Solubility: Sparingly soluble in water; soluble in most organic solvents (methanol, DMSO, dimethylformamide)
pH: Not available (sparingly soluble)
Flash Point: Not flammable under normal usage
Density: About 1.1 g/cm³
Partition Coefficient (log Pow): Not measured
Vapor Pressure: Negligible at room temperature
Evaporation Rate: Not applicable for solid
Chemical Stability: Stable at ambient temperature under normal laboratory conditions
Reactivity: No hazardous reactions under correct storage
Conditions to Avoid: Moisture, extreme heat
Materials to Avoid: Strong acids, oxidizers, bases
Hazardous Decomposition Products: CO, CO2, and nitrogen oxides may form if heated strongly
Polymerization: Not known to occur
Acute Toxicity: Low risk based on handling experience; ingestion may irritate digestive system, contact may cause mild irritation
Chronic Toxicity: Not established for long-term exposure
Carcinogenicity: No ingredient listed by IARC, NTP, or OSHA as a cancer risk
Sensitization: No known incidents of skin or respiratory sensitization
Symptoms of Exposure: Irritation of eyes, skin, mucous membranes
Ecotoxicity: No large-scale studies, not expected to be bioaccumulative; avoid direct release into soil, drains, waterways
Mobility in Soil: Not especially mobile due to low solubility
Persistence and Degradability: Expected to degrade slowly in environment; not a major pollutant
Bioaccumulation Potential: Expected to be low
Other Negative Effects: None identified at typical research scale usage
Waste Treatment Methods: Collect solid waste in clearly labeled container, do not mix with incompatible materials
Contaminated Packaging: Empty containers must be triple-rinsed and disposed of as chemical waste
Regulatory Disposal Guidance: Follow local, regional or national regulations for disposal of organic lab chemicals; do not discharge to environment
UN Number: Not regulated for transport
UN Shipping Name: Not allocated
Hazard Class: Not classified
Packing Group: Not assigned
Transport Precautions: Keep containers tightly closed and secure, avoid flash and moisture, transport in secondary containment
US Regulations (OSHA): Product not classified as hazardous substance
TSCA Status: Listed (or equivalent regulations for research chemicals)
EU Regulations: Not considered dangerous according to Directive 67/548/EEC
Canada (DSL/NDSL): Listed (research compounds usually covered under general chemical control)
Other Regulatory Data: No known safety, health, or environmental restrictions
