586-62-9

Name Terpinolene
CAS 586-62-9
EINECS(EC#) 205-341-0
Molecular Formula C10H16
MDL Number MFCD00049191
Molecular Weight 136.23
MOL File 586-62-9.mol
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Chemical Properties

Melting point  <25 °C
Boiling point  184-185 °C (lit.)
density  0.861 g/mL at 25 °C(lit.)
vapor density  ~4.7 (vs air)
vapor pressure  ~0.5 mm Hg ( 20 °C)
FEMA  3046
refractive index  n20/D 1.489(lit.)
Fp  148 °F
storage temp.  2-8°C
solubility  Chloroform: Slightly Soluble; Methanol: Slightly Soluble
form  clear liquid
color  Colourless or pale straw-coloured liquid.
Specific Gravity 0.84
Odor at 10.00 % in dipropylene glycol. fresh woody sweet pine citrus
biological source synthetic
Odor Type herbal
Water Solubility  6.812mg/L(25 ºC)
JECFA Number 1331
BRN  1851203
Henry's Law Constant 7.9×10-4 mol/(m3Pa) at 25℃, Plyasunov and Shock (2000)
Dielectric constant 2.3（Ambient）
Stability: Light Sensitive
Major Application cleaning products
cosmetics
food and beverages
personal care
Cosmetics Ingredients Functions FRAGRANCE
InChI 1S/C10H16/c1-8(2)10-6-4-9(3)5-7-10/h4H,5-7H2,1-3H3
InChIKey MOYAFQVGZZPNRA-UHFFFAOYSA-N
SMILES C\C(C)=C1/CCC(C)=CC1
LogP 4.33-4.38 at 20-37℃
Uses
Solvent for resins, essential oils; manufacture of synthetic resins, synthetic flavors.
CAS DataBase Reference 586-62-9(CAS DataBase Reference)
NIST Chemistry Reference Cyclohexene, 1-methyl-4-(1-methylethylidene)-(586-62-9)
EPA Substance Registry System 586-62-9(EPA Substance)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)Health Hazard (GHS08)Environment (GHS09)
GHS07,GHS08,GHS09
Signal word  Danger
Hazard statements  H304-H317-H410
Precautionary statements  P273-P280-P301+P310+P331-P302+P352
Hazard Codes  N
Risk Statements 
R50/53:Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
Safety Statements 
S60:This material and/or its container must be disposed of as hazardous waste .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
S24/25:Avoid contact with skin and eyes .
S22:Do not breathe dust .
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
RIDADR  UN 2541 3/PG 3
WGK Germany  3
RTECS  WZ6870000
F  10
TSCA  TSCA listed
REACH Registrations Active
HazardClass  3.2
PackingGroup  III
HS Code  29021990
Storage Class 3 - Flammable liquids
Hazard Classifications Aquatic Acute 1
Aquatic Chronic 3
Asp. Tox. 1
Skin Sens. 1
Safety Profile
Mildly toxic by ingestion. A very dangerous fire hazard when exposed to heat or flame. To fight fire, use foam, CO2, dry chemical. Can react with oxidning materials. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazardous Substances Data 586-62-9(Hazardous Substances Data)
Toxicity
The acute oral LD50 value in rats was reported as 4.39 ml/kg (Levenstein, 1975) and similarly that in mice and rats was reported to be 4.4 ml/kg (Hisamitsu Pharmaceutical Co., Inc., 1973). The acute dermal LD50 value in rabbits exceeded 5 g/kg (Levenstein, 1975).

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