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Basic information

  • Name:
  • 1,6-Hexanediol

  • CAS No.:
  • 629-11-8

  • Molecular Structure:
  • Formula:
  • C6H14O2
  • Molecular Weight:
  • 118.20
  • Deleted CAS:
  • 140434-69-1
  • Synonyms:
  • hexane-1,6-diol;HDO;4-01-00-02556 (Beilstein Handbook Reference);.omega.-Hexanediol;Hexamethylenediol;alpha,omega-Hexanediol;1,6-Dihydroxyhexane;.alpha.,.omega.-Hexanediol;Hexamethylene Glycol;
  • EINECS:
  • 211-074-0
  • Density:
  • 0.963 g/cm3
  • Melting Point:
  • 38-42 °C(lit.)
  • Boiling Point:
  • 239.7 °C at 760 mmHg
  • Flash Point:
  • 101.7 °C
  • Solubility:
  • water: 0.1 g/mL, clear, colorless
  • Appearance:
  • white waxy flakes
  • Risk Codes:
  • 36/37/38
  • Safety Description:
  • 36/37-24/25-23 Details

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Consensus Reports

Reported in EPA TSCA Inventory.

Standards and Recommendations

1,6-HEXANEDIOL (629-11-8): 96.0% min
C6 DIOLS: 99.0% min
ACID NUMBER: 0.1 max (mg KOH/g)
COLOR, APHA: 20 max
WATER: 0.1% MAX

Specification

The 1,6-Hexanediol, with the cas registry number 629-11-8, has the IUPAC name of hexane-1,6-diol. Being a kind of white acicular crystal, it is hygroscopic, and is soluble in water and ethanol while insoluble in benzene. Besides, its product categories are including Industrial/Fine Chemicals; alpha,omega-Alkanediols; alpha,omega-Bifunctional Alkanes; Monofunctional & alpha,omega-Bifunctional Alkanes; Optimization Reagents; Protein Structural Analysis; X-Ray Crystallography.
 
The characteristics of this chemical are as follows: (1)# of Rule of 5 Violations: 0; (2)ACD/LogD (pH 5.5): -0.07; (3)ACD/LogD (pH 7.4): -0.07; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 21.88; (7)ACD/KOC (pH 7.4): 21.88; (8)#H bond acceptors: 2; (9)#H bond donors: 2; (10)#Freely Rotating Bonds: 7; (11)Polar Surface Area: 40.46; (12)Index of Refraction: 1.449; (13)Molar Refractivity: 32.91 cm3; (14)Molar Volume: 122.5 cm3; (15)Polarizability: 13.04 ×10-24 cm3; (16)Surface Tension: 37.9 dyne/cm; (17)Density: 0.963 g/cm3; (18)Flash Point: 101.7 °C; (19)Enthalpy of Vaporization: 55.39 kJ/mol; (20)Boiling Point: 239.7 °C at 760 mmHg; (21)Vapour Pressure: 0.00693 mmHg at 25°C; (22)Exact Mass: 118.09938; (23)MonoIsotopic Mass: 118.09938; (24)Topological Polar Surface Area: 40.5; (25)Heavy Atom Count: 8; (26)Formal Charge: 0; (27)Complexity: 31.5.

The production method of this chemical is as below: go through the catalytic reduction of the Dimethyl adipate for synthesis with the existence of Sodium Metal and ethanol to get the products or have the catalytic reduction of 2,4diyne-1,6-diol to get this chemical.

As to its usage, it is widely applied in many ways. It could be used in producing polyurethane, unsaturated polyester, plasticizer, hardening agent of gelatinizing agent, and ameliorant of lubricating oil; It could also be used in producing in pesticide cinerin, organic peroxides, musk, polyvinyl plastics cross-linking agent, and polyether rubber.

When you are dealing with this chemical, you should be very careful and then take some measures to protect yourself. It is irritating to eyes, respiratory system and skin, so you should wear suitable protective clothing and gloves while using. And then avoid contacting with skin and eyes and remember not to breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer).
 
Additionally, you could convert the following datas into the molecular structure:
(1)Canonical SMILES: C(CCCO)CCO
(2)InChI: InChI=1S/C6H14O2/c7-5-3-1-2-4-6-8/h7-8H,1-6H2
(3)InChIKey: XXMIOPMDWAUFGU-UHFFFAOYSA-N 

Below are the toxicity information of this chemical:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 1738mg/kg (1738mg/kg)   Toxicology and Applied Pharmacology. Vol. 49, Pg. 385, 1979.
 
rabbit LD50 skin > 10gm/kg (10000mg/kg)   Toxicology and Applied Pharmacology. Vol. 28, Pg. 313, 1974.
 
rat LD50 oral 3730mg/kg (3730mg/kg)   Toxicology and Applied Pharmacology. Vol. 28, Pg. 313, 1974.
 

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