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2-Methyl-2,4-pentanediol

2-Methyl-2,4-pentanediol Structure
CAS No.
107-41-5
Chemical Name:
2-Methyl-2,4-pentanediol
Synonyms
HEXYLENE GLYCOL;MPD;2-METHYLPENTANE-2,4-DIOL;3-METHYL-2,4-PENTANEDIOL;4-MPD;Hexalene glycol;Isol;HEXASOL;Diolane;Pinadon
CBNumber:
CB5353705
Molecular Formula:
C6H14O2
Molecular Weight:
118.17
MOL File:
107-41-5.mol
MSDS File:
SDS
Modify Date:
2024/8/8 13:40:43

2-Methyl-2,4-pentanediol Properties

Melting point -40 °C (lit.)
Boiling point 197 °C (lit.)
Density 0.925 g/mL at 25 °C (lit.)
vapor density 4.1 (vs air)
vapor pressure 0.02 mm Hg ( 20 °C)
refractive index n20/D 1.427(lit.)
Flash point 201 °F
storage temp. Store below +30°C.
solubility H2O: 1 M at 20 °C, clear, colorless
pka 15.10±0.29(Predicted)
form Slightly Viscous Liquid
color Clear
Odor Ammonia-like.
PH 6-8 (25℃, 1M in H2O)
explosive limit 1-9.9%(V)
Water Solubility soluble
Sensitive Hygroscopic
λmax λ: 260 nm Amax: 0.01
λ: 280 nm Amax: 0.01
Merck 14,4710
BRN 1098298
Exposure limits ACGIH: TWA 25 ppm; STEL 50 ppm(10 mg/m3)
NIOSH: Ceiling 25 ppm(125 mg/m3)
Dielectric constant 24.399999999999999
Stability Stable. Incompatible with strong oxidizing agents, strong acids, strong reducing agents.
InChIKey SVTBMSDMJJWYQN-UHFFFAOYSA-N
LogP 0 at 20℃
CAS DataBase Reference 107-41-5(CAS DataBase Reference)
NIST Chemistry Reference 2,4-Pentanediol, 2-methyl-(107-41-5)
EPA Substance Registry System Hexylene glycol (107-41-5)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07,GHS08
Signal word  Warning
Hazard statements  H315-H319-H361d
Precautionary statements  P202-P264-P280-P302+P352-P305+P351+P338-P308+P313
Hazard Codes  Xi
Risk Statements  36/38
Safety Statements  26-36
OEL Ceiling: 25 ppm (125 mg/m3)
WGK Germany  1
RTECS  SA0810000
3-23
Autoignition Temperature 425 °C DIN 51794
TSCA  Yes
HS Code  29053910
Toxicity LD50 orally in rats: 4.70 g/kg (Smyth, Carpenter)
NFPA 704
1
2 0

2-Methyl-2,4-pentanediol price More Price(25)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) SAB1303630 ANTI-MVD (N-TERM) antibody produced in rabbit IgG fraction of antiserum, buffered aqueous solution 107-41-5 400μL ₹47796.6 2022-06-14 Buy
Sigma-Aldrich(India) PHR3181 Hexylene Glycol pharmaceutical secondary standard, certified reference material 107-41-5 250MG ₹18380.85 2022-06-14 Buy
Sigma-Aldrich(India) 8.20819 2-Methyl-2,4-pentanediol for synthesis 107-41-5 100ML ₹2290 2022-06-14 Buy
Sigma-Aldrich(India) M9671 Hexylene glycol BioXtra, ≥99% (GC) 107-41-5 10G ₹3031 2022-06-14 Buy
Sigma-Aldrich(India) 8.20819 2-Methyl-2,4-pentanediol for synthesis 107-41-5 1L ₹3020 2022-06-14 Buy
Product number Packaging Price Buy
SAB1303630 400μL ₹47796.6 Buy
PHR3181 250MG ₹18380.85 Buy
8.20819 100ML ₹2290 Buy
M9671 10G ₹3031 Buy
8.20819 1L ₹3020 Buy

2-Methyl-2,4-pentanediol Chemical Properties,Uses,Production

Chemical Properties

Hexylene Glycol is an oily colorless liquid with a mild sweet odor. It is an oxygenated solvent derived from acetone which has two alcohol functions. It has a low evaporation rate and it is completely miscible with water.

Uses

(^+)-2-Methyl-2,4-pentanediol is used to control the flow properties of industrial products such as paints, coatings, cleansers, solvents, and hydraulic fluids. It acts as a thickening agent in cosmetic products. It serves as a coupling agent and an additive to hydraulic fluids, inks and cement. It is also employed as a blood volume expander. Further, it is used as a solvent for cleaning and colorant products. In addition to this, it is used in laboratory studies as a precipitant and cryoprotectant in protein crystallography.

Production Methods

2-Methyl-2,4-pentanediol is prepared commercially by the catalytic hydrogenation of diacetone alcohol . It is used as a chemical intermediate, a selective solvent in petroleum refining, a component of hydraulic fluids, a solvent for inks, and as an additive for cement . Industrial exposure is likely to be from direct contact or from inhalation, particularly if the material is heated.

Definition

ChEBI: A glycol in which the two hydroxy groups are at positions 2 and 4 of 2-methylpentane (isopentane).

General Description

Oily colorless liquid with a mild sweet odor. Floats and mixes slowly with water.

Air & Water Reactions

Hygroscopic. Water soluble [Hawley]

Reactivity Profile

2-Methyl-2,4-pentanediol is incompatible with the following: Strong oxidizers, strong acids [Note: Hygroscopic (i.e., absorbs moisture from the air).] .

Hazard

Toxic by ingestion and inhalation; irritant to skin, eyes, and mucous membranes. Combustible.

Health Hazard

Irritation of eyes, nose and throat; headache, dizziness, and nausea.

Chemical Reactivity

Reactivity with Water No reaction; Reactivity with Common Materials: Can catch fire when in contact with porous materials such as wood, asbestos, cloth, soil, or rusty metals; Stability During Transport: Stable at ordinary temperatures, however when heated this material can decompose to nitrogen and ammonia gases. The decomposition is not generally hazardous unless it occurs in confined spaces; Neutralizing Agents for Acids and Caustics: Flush with water and neutralize the resulting solution with calcium hypochlorite; Polymerization: Not pertinent; Inhibitor of Polymerization: Not pertinent.

Purification Methods

Dry the diol with Na2SO4, then CaH2 and fractionally distil it under reduced pressure through a packed column, taking precautions to avoid absorption of water. [Beilstein 1 IV 2565.]

Global( 545)Suppliers
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