Product Name: L-(+)-Tartaric Acid Diethyl Ester
Chemical Formula: C8H14O6
CAS Number: 87-91-8
Synonyms: Diethyl L-(+)-tartrate, Diethyl 2,3-dihydroxysuccinate
Recommended Use: Chemical synthesis, chiral building block, flavor and fragrance intermediate, pharmaceutical intermediate
Supplier: [Supplier information unavailable]
Emergency Telephone: Local Poison Control Center, Chemical manufacturer
GHS Classification: Not classed as hazardous under global GHS standards for supply and use
Signal Word: None
Potential Hazards: Irritation to eyes and skin after significant or repeated exposure; mild discomfort to upper respiratory tract on dust formation; oral ingestion may disrupt stomach flora and trigger nausea
Precautionary Statements: Avoid unnecessary contact with skin and eyes; do not inhale powder or mist; keep away from children and open flames; trained handlers should wear appropriate protection to stop accidental contact or inhalation
Chemical Name: Diethyl L-(+)-tartrate
Concentration: >98% pure
Impurities: Residual solvents (ethanol or ethyl acetate at <0.5%), trace inorganic salts
EC Number: 201-772-3
Molecular Weight: 206.19 g/mol
Eye Contact: Rinse eyes thoroughly for several minutes while lifting eyelids; seek medical help for redness or persistent discomfort
Skin Contact: Remove contaminated clothing and gently wash affected area with mild soap and water; obtain medical advice if skin irritation develops
Inhalation: Move person into fresh air; offer respiratory support if coughing or breathing difficulty arises; persistent symptoms require a call to healthcare provider
Ingestion: Rinse mouth thoroughly with water; never induce vomiting; if large amount swallowed or symptoms occur, seek medical attention and provide information about the substance
Antidote: No specific antidote known – supportive care only
Suitable Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or foam
Unsuitable Extinguishing Media: Direct jet of water may spread burning product
Specific Hazards: Combustion may produce carbon oxides and irritating smoke; vapors of product may contribute to flammability risk in confined areas
Special Firefighting Measures: Wear full protective gear including self-contained breathing apparatus; remain upwind and avoid breathing fumes; ventilate enclosed areas
Explosion Data: Dust in sufficient concentrations can ignite if exposed to spark or flame
Personal Precautions: Protect skin and eyes using non-permeable gloves and safety goggles; avoid breathing dust – wear a dust mask or NIOSH-approved respirator
Environmental Precautions: Stop material from entering drains, surface water, or soil; inform authorities if significant volumes have spilled
Containment and Cleanup: Sweep up solid material carefully, keeping dust generation low; collect in sealable container for proper disposal; wash site of spill thoroughly after cleanup; ventilate area well
Safe Handling: Work in a well-ventilated location; wear gloves and eye protection throughout transfer, weighing, and mixing stages; never eat, drink, or smoke near open product; wash exposed skin before eating or leaving work area
Storage Recommendations: Store in tightly closed containers away from direct sunlight, excess heat, and moisture; separate from strong acids, bases, and oxidizers; keep at temperatures below 30°C (86°F); label and date all chemicals upon receipt and after opening
Incompatible Materials: Strong oxidizing agents, strong bases, mineral acids
Special Provisions: Reserve dry storage for this product to prevent hydrolysis or degradation over time
Exposure Limits: No OSHA PEL, NIOSH REL, or ACGIH TLV published
Engineering Controls: Laboratory fume hoods, local exhaust ventilation to minimize airborne particles
Personal Protective Equipment: Gloves made of nitrile or neoprene, chemical splash goggles, white cotton lab coat
Respiratory Protection: Use dust mask where dust formation or inhalation risk occurs; NIOSH-approved respirator for high concentrations
Hygiene Measures: Wash hands thoroughly with soap and water after handling; never rub eyes or face until hands are clean; regular cleaning and maintenance of PPE
Appearance: Colorless or pale yellow viscous liquid
Odor: Mild, characteristic fruity or wine-like aroma
pH: Not determined (practically insoluble in water)
Melting Point: -16°C to -10°C
Boiling Point: 290°C at atmospheric pressure
Density: 1.190–1.210 g/cm3 at 20°C
Solubility: Slightly soluble in water; highly soluble in ethanol and diethyl ether
Vapor Pressure: Negligible at 20°C
Flash Point: >110°C (closed cup)
Auto-Ignition Temperature: >400°C
Partition Coefficient (log Kow): Approx. -1.5
Chemical Stability: Stable under normal storage, dry and inert atmosphere
Reactivity: Reacts with strong oxidizers or bases, forming possible decomposition products
Conditions to Avoid: Contact with water, heat above recommended storage temperature, direct sunlight
Hazardous Decomposition: Carbon monoxide, carbon dioxide, traces of irritant gases after overheating or combustion
Hazardous Polymerization: Does not occur by ordinary handling
Acute Toxicity: LD50 (oral, rat): approx. 8000 mg/kg (low toxicity)
Skin Corrosion/Irritation: Mild irritation on prolonged contact
Respiratory or Skin Sensitization: Not known to produce allergy or sensitization
Serious Eye Damage/Irritation: Causes irritation after contact
Chronic Effects: No long-term effects reported in standard toxicology references
Carcinogenicity: Not listed as carcinogen by IARC, NTP, OSHA
Mutagenicity / Reproductive Effects: No known mutagenic, teratogenic, or reproductive toxicity linked to this compound
Ecotoxicity: Non-persistent, readily biodegradable by soil and aquatic microbes; estimated LC50 (fish, 96h)>100 mg/L indicating moderate hazard only at high concentration
Persistence and Degradability: Readily biodegradable
Bioaccumulation Potential: Low; rapid metabolism likely limits build-up in environment
Mobility in Soil: Water solubility and degradation point to moderate-to-high mobility
Other Negative Effects: No data for ozone depletion, endocrine disruption, or PBT/vPvB assessment
Waste Disposal: Collect any residues and contaminated absorbents in secure chemical waste containers; do not pour down drain or into surface water
Recycling/Incineration: Appropriate for incineration under controlled conditions, observing local laws
Disposal of Packaging: Triple-rinse empty containers and deliver to licensed chemical recycler, or incinerate where permitted
Regulatory Status for Waste: Not classed as hazardous under RCRA (US) or similar EU legislation, but local or state rules may require special handling for organics
UN Number: Not regulated for transport
DOT, IMDG, ICAO/IATA: Not listed under hazardous materials or dangerous goods
Special Precautions for Transport: Package securely in leak-proof, sealed containers; shield from heat, rough handling, accidental drop; shipping documentation should confirm product identity and purity grade
Environmental Hazards: None expected under standard shipping conditions
US TSCA Inventory: Listed
EU REACH Registration: Registered and pre-registered for uses as intermediate and flavor/fragrance compound
Labelling According to GHS: No pictograms or hazard statements for general supply chain
Other Regulations: Not subject to industrial restrictions under SARA 313, CERCLA, or California Proposition 65; users handling commercial scale should always review updates to applicable state and national chemical regulations prior to purchase or use
Worker Protection: Falls under general chemical user safety rules, with no exceptional or classified hazards for industrial application
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