ChemicalBook > CAS DataBase List > 2,5-Dimethyl-3-hexyne-2,5-diol

2,5-Dimethyl-3-hexyne-2,5-diol

Product Name
2,5-Dimethyl-3-hexyne-2,5-diol
CAS No.
142-30-3
Chemical Name
2,5-Dimethyl-3-hexyne-2,5-diol
Synonyms
HD-M;2,5-dimethylhex-3-yne-2,5-diol;d43;D 43;olfiney;Hexadiindiol;Kemitracin-50;acetylenepinacol;DiMethyl-3-hexyne-;-3-hexyne-2,5-dioL
CBNumber
CB4722915
Molecular Formula
C8H14O2
Formula Weight
142.2
MOL File
142-30-3.mol
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2,5-Dimethyl-3-hexyne-2,5-diol Property

Melting point:
90-94 °C (lit.)
Boiling point:
121-123 °C/7 mmHg (lit.)
Density 
0,949 g/cm3
vapor pressure 
0.025 hPa (40.3 °C)
refractive index 
1.4179 (estimate)
Flash point:
102°C
storage temp. 
Store below +30°C.
solubility 
240g/l
pka
12.91±0.29(Predicted)
form 
Crystalline Flakes or Powder
color 
White to light yellow
Water Solubility 
240 g/L (20 ºC)
BRN 
969835
InChIKey
IHJUECRFYCQBMW-UHFFFAOYSA-N
LogP
0.81 at 25℃
CAS DataBase Reference
142-30-3(CAS DataBase Reference)
NIST Chemistry Reference
3-Hexyne-2,5-diol, 2,5-dimethyl-(142-30-3)
EPA Substance Registry System
3-Hexyne-2,5-diol, 2,5-dimethyl- (142-30-3)
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Safety

Hazard Codes 
Xn
Risk Statements 
42/43
Safety Statements 
7-36-24/25
WGK Germany 
3
RTECS 
MR0176000
TSCA 
Yes
HS Code 
29053980
Hazardous Substances Data
142-30-3(Hazardous Substances Data)
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H317May cause an allergic skin reaction

H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P272Contaminated work clothing should not be allowed out of the workplace.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P321Specific treatment (see … on this label).

P333+P313IF SKIN irritation or rash occurs: Get medical advice/attention.

P342+P311IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
8.18587
Product name
2,5-Dimethyl-3-hexyne-2,5-diol
Purity
for synthesis
Packaging
100G
Price
$70.8
Updated
2024/03/01
Sigma-Aldrich
Product number
222623
Product name
2,5-Dimethyl-3-hexyne-2,5-diol
Purity
98%
Packaging
100g
Price
$149
Updated
2023/01/07
TCI Chemical
Product number
D0738
Product name
2,5-Dimethyl-3-hexyne-2,5-diol
Purity
>99.0%(GC)
Packaging
25g
Price
$22
Updated
2024/03/01
TCI Chemical
Product number
D0738
Product name
2,5-Dimethyl-3-hexyne-2,5-diol
Purity
>99.0%(GC)
Packaging
500g
Price
$114
Updated
2024/03/01
Alfa Aesar
Product number
B20889
Product name
2,5-Dimethyl-3-hexyne-2,5-diol, (±) + meso, 98%
Packaging
100g
Price
$40.65
Updated
2024/03/01
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2,5-Dimethyl-3-hexyne-2,5-diol Chemical Properties,Usage,Production

Description

2,5-Dimethyl-3-hexyne-2,5-diol is a white to yellowish powder or agglomerated alkyne compound commonly used in the manufacture of chemical products and preparations. It is used as a chemical intermediate in spices and peroxide catalysts, and as a drawing lubricant, defoamer, and coupling agent in resin coatings. In addition, it can also be applied as surfactant component and electroplating auxiliary.

Chemical Properties

white to light yellow crystalline flakes or powder

Uses

Ethoxylated acetylene-based diols are highly effective as surfactants and used in many applications.

Synthesis

2,5-Dimethyl-3-hexyne-2,5-diol is produced by addition of acetone to acetylene.

2,5-Dimethyl-3-hexyne-2,5-diol Preparation Products And Raw materials

Raw materials

Benzene

Preparation Products

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2,5-Dimethyl-3-hexyne-2,5-diol Suppliers

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View Lastest Price from 2,5-Dimethyl-3-hexyne-2,5-diol manufacturers

HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD
Product
2,5-Dimethyl-3-hexyne-2,5-diol 142-30-3
Price
US $999.00-666.00/ton
Min. Order
1ton
Purity
99%
Supply Ability
5000
Release date
2024-08-09
Henan Aochuang Chemical Co.,Ltd.
Product
2,5-Dimethyl-3-hexyne-2,5-diol 142-30-3
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
98%
Supply Ability
1ton
Release date
2022-10-12
Zhuozhou Wenxi import and Export Co., Ltd
Product
2,5-Dimethyl-3-hexyne-2,5-diol 142-30-3
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-06-27

142-30-3, 2,5-Dimethyl-3-hexyne-2,5-diolRelated Search:

Dimethyl phthalate 1,2-Hexanediol Dimethyl fumarate 2-Butyne-1,4-diol Dimethyl disulfide 2,5-Dimethylpyridine Dacthal Dimethyl ether N,N-Dimethylformamide 2-(HEXYLOXY)ETHANOL 2-(2-HEXYLOXYETHOXY)ETHANOL Dimethyl carbonate 2-Methyl-2,4-pentanediol ETHANE Dimethyl sulfoxide Dimethyl sulfate 2,5-Dimethyl-2,5-hexanediol 1,1'-ETHYNYLENEDICYCLOHEXANOL

  • 1,1,4,4-TETRAMETHYLBUTYNEDIOL
  • DIMETHYL HEXYNEDIOL
  • 2,5-dimethyl-3-hexyne-5-diol
  • Hexadiindiol
  • 2,5-Dimethyl-3-hexene-2,5-diol
  • 2,5-dimethyl-2,5-hexyneldiol
  • HD-M
  • 2,5-DIHYDROXY-2,5-DIMETHYL-3-HEXYNE
  • 2,5-DIMETHYL-2,5-HEXYNEDIOL
  • 2,5-DIMETHYL-3-HEXYN-2,5-DIOL
  • 2,5-DIMETHYL-3-HEXYNE-2,5-DIOL
  • 2,5-Dimethyl-3-hexyne-2,5-diol,98%
  • 2,5-Dimethyl-3-hexyne-2,5-diol, (±) + meso, 98%
  • 2,5-dimethylhex-3-yne-2,5-diol
  • 2,5-Dimethylhexynediol
  • 2,5-Dimethyl-3-hexyn
  • DiMethyl-3-hexyne-
  • HD-M (2.5-diMethyl-2.5-hexynediol)
  • 2,5-DiMethylhex-3-ene-2,5-diol
  • 2,5-Dimethyl-3-hexyne-2,5-diol 98%
  • 2,5-dimethyl-3-hexyne-1,1-diol
  • 2,5-DIMETHYL-3-HEXYN-2,5-DIOL, 98%2,5-DIMETHYL-3-HEXYN-2,5-DIOL, 98%2,5-DIMETHYL-3-HEXYN-2,5-DIOL, 98%
  • 2,5-dimethylhexyne-2,5-diol
  • 2,5-Dimethyl-3-hexyne-2,5-diol, di + meso, 99%
  • acetylenepinacol
  • D 43
  • d43
  • Kemitracin-50
  • olfiney
  • tetramethyl-2-butynediol
  • Tetramethylbutynediol
  • tetramethyl-2-butyn-1,4-diol
  • 2,5-DIMETHYL-3-HEZYNE-2,5-DIOL
  • 3-Hexyne-2,5-diol, 2,5-dimethyl-
  • 2,5-dimethyl-3-hexyne-2,5-diol, dl + meso
  • 2,5-Dimethyl-3-hexyne-2,5-diol &gt
  • 2,5-DIMETHYL-3-HEXYNE-2,5-DIOL FOR SYNTH
  • -3-hexyne-2,5-dioL
  • 1,1-Dimethyl-2-propynyl-1-amine (MPA)
  • Bexarotene Impurity 13
  • 142-30-3
  • CH32COHCCCOHCH32
  • HOCCH32C8801CCCH32OH
  • CH32COHC2
  • Acetylenic Alcohols & Their Derivatives
  • Acetylenes
  • Halogenated Heterocycles ,Pyrazoles,Pyrazines
  • Nonionic
  • Polymer Additives
  • Surfactants
  • Acetylenes
  • Acetylenic Alcohols & Their Derivatives
  • 142-30-3