Product Name: (+)-Dibenzyl-L-tartrate
Chemical Synonyms: Benzyl tartrate, L-Tartaric acid dibenzyl ester
CAS Number: 32634-66-5
Use: Laboratory reagent, intermediate in organic synthesis
Manufacturer: Information can be referenced from supplier label
Emergency Contact: Contact local emergency center or poison control
Classification: Not classified as hazardous according to GHS criteria
Signal Word: None
Hazard Statements: Not expected to be hazardous under normal laboratory conditions
Precautionary Statements: Avoid inhalation, ingestion and eye and skin contact
Physical State: Solid, crystalline
Potential Health Effects: May cause mild skin and eye irritation
Environmental Hazards: Not classed as environmentally toxic but good laboratory hygiene recommended
Chemical Name: (+)-Dibenzyl-L-tartrate
Formula: C18H18O6
EC Number: 251-154-2
Concentration: 100% as supplied
Impurities: No hazardous impurities relevant to classification
Inhalation: Move affected person to fresh air. If symptoms develop, seek medical attention.
Skin Contact: Wash with plenty of water and soap. Remove contaminated clothing.
Eye Contact: Rinse cautiously with water for several minutes. Remove contacts if present and easy to do.
Ingestion: Rinse mouth thoroughly and drink water. Call medical help if feeling unwell or large amount ingested.
Most Important Symptoms: Mild irritation possible; prolonged exposure may worsen effects
Medical Advice: Symptomatic care only, give physician access to this MSDS
Suitable Extinguishing Media: Water spray, foam, dry chemical, carbon dioxide
Specific Hazards: Combustion forms carbon oxides and possibly acrid fumes
Special Protective Equipment: Wear self-contained breathing apparatus and full protective clothing
Unusual Fire Hazards: Dust accumulation might present explosion risk in confined areas
Advice for Firefighters: Move container from fire area if safe, use standard firefighting practices
Personal Precautions: Use personal protection as recommended, ventilate area
Environmental Precautions: Prevent spillage from entering drains or soil
Methods for Clean-up: Sweep or scoop up material and place in suitable closed container for disposal
Decontamination: Wash spill area with soap and water after collection
Disposal: Dispose via licensed waste handler, follow Section on Disposal Considerations
Safe Handling: Avoid dust and contact with eyes, skin, and clothing; wash hands after handling
Technical Measures: Use with adequate local exhaust
Safe Storage Conditions: Store in tightly closed containers, dry and ventilated area
Incompatible Materials: Strong oxidizing agents
Specific End Uses: Laboratory research; handle according to institutional procedures
Exposure Limits: No established occupational exposure limits
Engineering Controls: Work in fume hood or well-ventilated area
Respiratory Protection: Use dust respirator if airborne particles form
Eye Protection: Chemical safety goggles
Skin Protection: Nitrile or latex gloves; laboratory coat
Hygiene Measures: Do not eat, drink, or smoke while handling. Wash hands thoroughly after use.
Appearance: White to off-white crystalline solid
Odor: Odorless
Melting Point: 109–111°C
Boiling Point: Not available, decomposes
Solubility: Insoluble in water, soluble in organic solvents such as ethanol and ether
Density: ~1.29 g/cm³
pH: Not available
Vapor Pressure: Negligible at room temperature
Partition Coefficient: Not determined
Chemical Stability: Stable under recommended storage and handling conditions
Possible Hazards: Decomposes at high temperatures forming carbon oxides
Incompatible Materials: Strong oxidizers
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide
Conditions to Avoid: Extreme heat, open flames, incompatible chemicals
Acute Toxicity: Data not reported for this compound; structurally related compounds show low toxicity
Skin Irritation: May cause mild irritation
Eye Irritation: Possible mild irritation
Sensitization: Not reported
Chronic Effects: No information found for long-term hazards
Carcinogenicity: Not listed by IARC, NTP, or OSHA
Routes of Exposure: Inhalation, ingestion, skin and eye contact
Symptoms: Redness, discomfort in skin/eyes, gastrointestinal upset if ingested
Aquatic Toxicity: Not found to be acutely toxic to aquatic life
Mobility in Soil: Not expected to migrate significantly due to low water solubility
Persistence and Degradability: Likely biodegradable over time
Bioaccumulation Potential: No significant bioaccumulation anticipated
Other Adverse Effects: Avoid release to natural waterways as precaution
Disposal Methods: Handle as hazardous chemical waste
Container Disposal: Clean and dispose of containers as per local regulations
Environmental Precautions: Do not allow the substance or container to enter water sources, landfill, or sewage
Special Disposal Guidance: Deliver to licensed professional waste disposal contractor
UN Number: Not regulated for transportation
Transport Hazard Class: Not assigned
Packing Group: Not assigned
Marine Pollutant: No
Special Transport Precautions: Keep package tightly closed and away from strong chemicals or foodstuffs
Labelling: No hazard pictogram or signal word under GHS for this product
TSCA Listing: Listed
EINECS: Listed (251-154-2)
REACH: Exempted for research and development use
SARA 313: Substance not subject to reporting
Other Regulations: Compliance with workplace safety standards under OSHA or local authority required
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