Product Name: L(+)-Diethyl tartrate
Chemical Formula: C8H14O6
CAS Number: 87-91-2
Synonyms: L(+) Tartaric acid diethyl ester; L-(+)-Tartaric acid diethyl ester
Use: Chiral building block in synthesis, asymmetric catalysis, pharmaceuticals, fragrances
Supplier Details: Manufacturer and importing laboratory or distributor address and emergency contact number
GHS Classification: Not classified as hazardous under GHS criteria
Hazard Statements: May cause skin and eye irritation with prolonged or repeated contact
Precautionary Statements: Avoid breathing dust or vapors, use only with adequate ventilation, wear protective gear
Major Health Hazards: Mild irritant, no known serious health risks
Labeling Elements: No pictogram required—observe common chemical safety precautions
Physical Hazards: Slight combustible potential, avoid open flames
Environmental Hazards: No available data suggesting severe aquatic toxicity
Signal Word: None required for this material
Chemical Name: L(+)-Diethyl tartrate
Concentration: 98–100%
Impurities: Minimal by-products from synthesis, typically under 1% total
Ingredient Disclosure: No hazardous impurities at reportable levels
Inhalation: Move person to fresh air, keep at rest, seek medical attention if symptoms like coughing or shortness of breath persist
Skin Contact: Wash with plenty of water and mild soap, remove contaminated clothing, consult a physician if irritation develops
Eye Contact: Rinse cautiously with running water for several minutes, remove contact lenses if safe, seek medical care if redness or discomfort remains
Ingestion: Rinse mouth with water, give small quantities of water to drink, never give anything by mouth to an unconscious person, seek assistance from poison control or a doctor
Note to Physicians: Symptomatic treatment, no specific antidote
Suitable Extinguishing Media: Use water spray, foam, dry chemical powder, or carbon dioxide
Unsuitable Extinguishing Media: Avoid using a direct water jet, may spread fire
Specific Hazards: Decomposition may yield carbon monoxide, carbon dioxide, and irritating fumes
Protective Equipment: Firefighters should wear self-contained breathing apparatus, full protective gear
Thermal Sensitivity: Keep containers cool with water spray if exposed to heat
Advice for Firefighters: Take up wind position to avoid inhaling smoke or decomposition products
Personal Precautions: Use gloves, safety goggles, and dust mask to prevent skin and eye contact and breathing dust
Environmental Precautions: Prevent release into drains, sewers, or surface waters, minimize soil contamination
Spill Response: Contain and collect spillage with absorbent material—sand, earth, or vermiculite—transfer to suitable containers for disposal
Cleanup Procedure: Ventilate area, minimize dust generation, wipe residue with wet cloth or mop, wash spill site after material pickup
Handling: Use with local exhaust or general room ventilation, avoid breathing vapor or dust, avoid skin or eye contact by wearing proper protective gear
Storage: Store in tightly closed original container, in a cool, dry, well-ventilated place, away from direct sunlight and sources of ignition
Incompatibilities: Keep away from strong oxidizing agents, strong acids, strong bases
Hygiene Measures: Wash hands thoroughly after handling, do not eat, drink, or smoke during use
Container Materials: Use compatible, chemically resistant container types—preferably glass or specific plastics
Exposure Limits: No data available for specific occupational exposure limits or biological limits
Engineering Controls: Local exhaust ventilation, safety showers, and eye wash stations recommended in the handling area
Respiratory Protection: Dust mask or particulate respirator if risk of airborne contamination exists
Eye Protection: Chemical goggles or safety glasses with side shields
Skin Protection: Resistant gloves (nitrile or neoprene), long-sleeved lab coat
Other Protective Measures: Remove contaminated clothing and wash before reuse, maintain good housekeeping
Appearance: Colorless to pale yellow liquid
Odor: Mild, fruity or ester-like
Molecular Weight: 206.19 g/mol
Melting Point: –16 to –10°C
Boiling Point: 140–145°C at 13 mmHg
Flash Point: 150°C (closed cup method)
Solubility: Sparingly soluble in water, miscible with most organic solvents (e.g., ethanol, chloroform, diethyl ether)
Density: 1.19–1.22 g/cm³ at 20°C
Partition Coefficient (log Pow): Data not available
pH: Not applicable in substance form
Evaporation Rate: Data not available
Vapor Pressure: Low under ambient conditions
Chemical Stability: Stable under normal recommended storage and handling conditions
Conditions to Avoid: Excessive heat, direct sunlight, contact with incompatible substances
Incompatible Materials: Strong oxidizers, acids, and bases
Hazardous Decomposition Products: Oxides of carbon (CO, CO₂), possible irritating fumes
Possibility of Hazardous Reactions: Low under normal operating conditions
Acute Oral Toxicity: Estimated LD50 (rat) > 2,000 mg/kg—low toxicity
Acute Dermal Toxicity: Estimated low risk based on structure and available data
Skin Irritation: May cause slight redness and irritation with prolonged exposure
Eye Irritation: Mild, transient irritation expected with direct contact
Inhalation Effects: Dust or vapor may irritate respiratory passages
Sensitization: No evidence of sensitizing effects in available case reports
Chronic Effects: No carcinogenic, mutagenic, or reproductive toxicity effects identified in literature
Aquatic Toxicity: Not expected to pose significant risk to aquatic life; no available large-scale waterway toxicity data
Persistence and Degradability: Readily biodegradable in soil and aquatic environments
Bioaccumulation Potential: Low, based on structural characteristics
Soil Mobility: Likely to be mobile due to moderate solubility
Other Adverse Effects: No data signifying major environmental concern, normal waste water treatment processes handle such substances effectively
Product Disposal: Dispose in accordance with local, regional, and national regulations; treat as laboratory chemical waste
Container Disposal: Empty containers may retain product residues; triple rinse before recycling or disposal
Sewage Disposal: Avoid discarding in sewer systems; prefer incineration or chemical treatment by licensed waste management
Precaution for Disposal: Do not allow uncontrolled entry into environment, follow institutional chemical waste policy
UN Number: Not regulated under ADR/RID, IMDG, IATA
Transport Hazard Class: Non-hazardous for transport, no special packaging or labeling required
Packing Group: Not applicable
Proper Shipping Name: L(+)-Diethyl tartrate
Special Precautions: Secure containers to prevent spillage, keep away from strong oxidizers and heat during transit
Environment Risks: Not an environmental hazard during normal shipping procedures
OSHA Status: Not listed as hazardous
TSCA (US): Listed, complies with US regulations
REACH (EU): Pre-registered, not classified as hazardous substance
WHMIS (Canada): Not controlled
California Proposition 65: Not listed
Other Regulations: Not classified for specific hazards under GHS, non-dangerous under SARA Title III
Chemical Safety Assessment: Not required for this substance based on available data
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