Basic information
- CAS
7390-81-0- Standard SMILES
CCCCCCCCCCCCCCCCC1CO1- InChIKey
QBJWYMFTMJFGOL-UHFFFAOYSA-N- Molecular formula
- C18H36O
- Average molar mass
- 268.5 g/mol
- Monoisotopic mass
- 268.27661577
Overview
1,2-epoxyoctadecane appears as white waxy or chunky solid. (NTP, 1992)
Names & identifiers
- Preferred name
- 1,2-Epoxyoctadecane
- IUPAC
- 2-hexadecyloxirane
- English name
- 1,2-Epoxyoctadecane
- Molecular formula
- C18H36O
- Molecular weight
- 268.48
Names & synonyms
Show more names
Database identifiers
- CAS
7390-81-0- PubChem CID
- 23872
- DTXSID
DTXSID4025246- UNII
- O8GK4E0CVL
- EC Number
- 230-977-0
- Nikkaji
- J91.342A
Properties
Computed structural properties
- XLogP
- 8.4
- Topological polar surface area
- 12.5 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 1
- Rotatable bonds
- 15
- Heavy atoms
- 19
- Formal charge
- 0
- Complexity
- 179
Experimental & physicochemical properties
Physical Description
1,2-epoxyoctadecane appears as white waxy or chunky solid. (NTP, 1992)
White solid; mp = 26 deg C; [CAMEO] White solid; mp = 30-35 deg C; [Alfa Aesar MSDS]
Physicochemical properties
- Melting point
- 33 · 33-35°C
- Boiling point
- 146 · 146-148°C 1mm
- Density
- 0.9227 · 0.9227 (rough estimate)
- refractive index
- 1.45 · 1.4500 (estimate)
- Flash point
- 176 °C · 176°C
- storage temp.
- Store at room temperature
- form
- powder to lump to clear liquid
- color
- White or Colorless to Almost white or Almost colorless
- Water Solubility
- Insoluble in water.
- BRN
- 115434 · 115434
- Stability
- Stable. Combustible. Incompatible with strong acids, peroxides, caustics. Moisture sensitive.
- CAS DataBase Reference
- 7390 · 7390-81-0(CAS DataBase Reference)
- FDA UNII
- 8 GK4E0CVL · O8GK4E0CVL
- NIST Chemistry Reference
- Oxirane, hexadecyl-(7390-81-0)
- EPA Substance Registry System
- 1 · 1,2-Epoxyoctadecane (7390-81-0)
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 315 · H315-H319
- Precautionary statements
- 280 g-P305+P351+P338 · P280g-P305+P351+P338
- Hazard Codes
- Xi
- Risk Statements
- 36 · 36/38-36/37/38
- Safety Statements
- 26 · 26-36-37/39
- TSCA
- TSCA listed
- HS Code
- 2910.9 · 2910.90.9100
Safety & regulation
GHS classification
GHS Classification
This chemical does not meet GHS hazard criteria for 8.3% (4 of 48) of reports.
Warning
H315 (91.7%): Causes skin irritation [Warning Skin corrosion/irritation]
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 48 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Warning
Hazard information
Reactivity Profile
1,2-EPOXYOCTADECANE, an epoxide, is sensitive to exposure to moisture. This compound is incompatible with strong acids, caustics and peroxides. (NTP, 1992). Epoxides are highly reactive. They polymerize in the presence of catalysts or when heated. These polymerization reactions can be violent. Compounds in this group react with acids, bases, and oxidizing and reducing agents. They react, possibly violently with water in the presence of acid and other catalysts.
Hazard Classes and Categories
Skin Irrit. 2 (91.7%)
Skin irritation - category 2
Safety & protection
First Aid
EYES: First check the victim for contact lenses and remove if present. Flush victim's eyes with water or normal saline solution for 20 to 30 minutes while simultaneously calling a hospital or poison control center. Do not put any ointments, oils, or medication in the victim's eyes without specific instructions from a physician. IMMEDIATELY transport the victim after flushing eyes to a hospital even if no symptoms (such as redness or irritation) develop.
Nonfire Spill Response
SMALL SPILLS AND LEAKAGE: If a spill of this chemical occurs, FIRST REMOVE ALL SOURCES OF IGNITION, then you should dampen the solid spill material with acetone and transfer the dampened material to a suitable container. Use absorbent paper dampened with acetone to pick up any remaining material. Seal your contaminated clothing and the absorbent paper in a vapor-tight plastic bag for eventual disposal. Solvent wash all contaminated surfaces with acetone followed by washing with a soap and water solution. Do not reenter the contaminated area until the Safety Officer (or other responsible person) has verified that the area has been properly cleaned.
Personal Protective Equipment (PPE)
RECOMMENDED RESPIRATOR: Where the neat test chemical is weighed and diluted, wear a NIOSH-approved half face respirator equipped with an organic vapor/acid gas cartridge (specific for organic vapors, HCl, acid gas and SO2) with a dust/mist filter. (NTP, 1992)
Safety data
- tsca
- TSCA listed
- hs_code
- 2910.90.9100
- risk_code
- 36/38-36/37/38
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- hazard_code
- Xi
- safety_code
- 26-36-37/39
- Hazard statements
- H315-H319
- Precautionary statements
- P280g-P305+P351+P338
Chemistry & industry
Uses & manufacturing
Applications
Uses1,2-Epoxyoctadecane can be used to produce octadecane-1,2-diol at heating. It is used in agrochemical, pharmaceutical and dyestuff field .
General DescriptionWhite waxy or chunky solid.
Upstream & downstream products
Upstream raw materials
Suppliers55 total
Related reactions
Compound notes
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