1,8-Octanediol

Modify Date: 2026-06-30 16:29:48

1,8-Octanediol Structure
1,8-Octanediol structure
Common Name 1,8-Octanediol
CAS Number 629-41-4 Molecular Weight 146.227
Density 0.9±0.1 g/cm3 Boiling Point 278.8±0.0 °C at 760 mmHg
Molecular Formula C8H18O2 Melting Point 57-61 °C(lit.)
MSDS Chinese USA Flash Point 128.0±13.0 °C

Summary: 1,8-Octanediol (Chinese name: 1,8-辛二醇, CAS number: 629-41-4), molecular formula C8H18O2, molecular weight 146.227, is a white crystalline solid. Melting point: 57-61 °C, boiling point: 278.8±0.0 °C, density: 0.9±0.1 g/cm3. Used as an intermediate in cosmetics, plasticizers, and special additives. For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name octane-1,8-diol
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 0.9±0.1 g/cm3
Boiling Point 278.8±0.0 °C at 760 mmHg
Melting Point 57-61 °C(lit.)
Molecular Formula C8H18O2
Molecular Weight 146.227
Flash Point 128.0±13.0 °C
Exact Mass 146.130676
PSA 40.46000
LogP 1.00
Vapour Pressure 0.0±1.2 mmHg at 25°C
Index of Refraction 1.455
InChIKey OEIJHBUUFURJLI-UHFFFAOYSA-N
SMILES OCCCCCCCCO

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi,Xn
Risk Phrases R20/21/22
Safety Phrases S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 29053980

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2905399090
Summary 2905399090 other diols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%

 Articles3

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Synthesis and characterization of biomimetic citrate-based biodegradable composites.

J. Biomed. Mater. Res. A 102(8) , 2521-32, (2014)

Natural bone apatite crystals, which mediate the development and regulate the load-bearing function of bone, have recently been associated with strongly bound citrate molecules. However, such understa...

Effect of diisocyanate linkers on the degradation characteristics of copolyester urethanes as potential drug carrier matrices.

Eur. J. Pharm. Biopharm. 95 , 18-26, (2015)

In this study, the effect of three aliphatic diisocyanate linkers, L-lysine diisocyanate ethyl ester (LDI), hexamethylene diisocyanate (HDI), and racemic 2,2,4-/2,4,4-trimethyl hexamethylene diisocyan...

Mussel-inspired soft-tissue adhesive based on poly(diol citrate) with catechol functionality.

J. Mater. Sci. Mater. Med. 27 , 30, (2015)

Marine mussels tightly adhering to various underwater surfaces inspires human to design adhesives for wet tissue adhesion in surgeries. Characterization of mussel adhesive plaques describes a matrix o...

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

Octanediol
1,6-hexanediol
OCTYLENE GLYCOL
8-Octanediol
MFCD00002989
EINECS 211-090-8
1,8-Octanediol
Octan-1,8-diol
Octane-1,8-diol
1,8-0ctanediol
ODOL
1,10-octanediol
1,8-OCLanediol
1,8-octandiol
octamethylene glycol

 1,8-Octanediol | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the boiling point of octane-1,8-diol?
A: Boiling point of octane-1,8-diol is 278.8±0.0 °C at 760 mmHg.
Q: What are the downstream products of octane-1,8-diol?
A: Related downstream products(CAS) of octane-1,8-diol: 105339-02-4;105264-63-9;106673-33-0;50816-20-1;373-44-4;19008-71-0;50816-19-8;4549-32-0;17696-11-6;20257-95-8.
Q: What is the English name of octane-1,8-diol?
A: The English name of octane-1,8-diol is octane-1,8-diol.
Q: What English synonyms does octane-1,8-diol have?
A: English synonyms of octane-1,8-diol: Octanediol, 1,6-hexanediol, OCTYLENE GLYCOL, 8-Octanediol, MFCD00002989, EINECS 211-090-8, 1,8-Octanediol, Octan-1,8-diol, Octane-1,8-diol, 1,8-0ctanediol, ODOL, 1,10-octanediol, 1,8-OCLanediol, 1,8-octandiol, octamethylene glycol.
Q: What is the molecular formula of octane-1,8-diol?
A: Molecular formula of octane-1,8-diol is C8H18O2.
Q: What is the molecular weight of octane-1,8-diol?
A: Molecular weight of octane-1,8-diol is 146.227.
Q: What are the upstream materials of octane-1,8-diol?
A: Related upstream materials(CAS) of octane-1,8-diol: 50816-19-8;1403675-09-1;871-84-1;1403675-07-9;153164-82-0;2050-23-9;2426-07-5;51326-52-4;5698-29-3.
Q: What is the melting point of octane-1,8-diol?
A: Melting point of octane-1,8-diol is 57-61 °C(lit.).
Q: What is the CAS number of octane-1,8-diol?
A: CAS number of octane-1,8-diol is 629-41-4.
Q: What is the SMILES notation of octane-1,8-diol?
A: SMILES notation of octane-1,8-diol is OCCCCCCCCO.

 1,8-Octanediolfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
Zhongshan Xingrui Chemical Co. , Ltd.
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