CAS No.126-58-9,Dipentaerythritol Suppliers,MSDS download

Products Categories

Pharmaceutical (73)
Others (54)
Organic Chemicals (51)
Catalyst and Auxiliary (27)
Reagent (7)
Materials (5)
Basic Inorganic Chemicals (2)
Food Additives (1)

Basic Information

Molecular Structure:
CAS No.:	126-58-9
Name:	Dipentaerythritol
Article Data:	22

Formula:	C₁₀H₂₂O₇
Molecular Weight:	254.28
Synonyms:	Bis(pentaerythritol);Dipentek;HSDB 5610;NSC 65881;UNII-6699UJQ478;2,2,2',2'-Tetrakis(hydroxymethyl)-3,3'-oxydipropan-1-ol;2,2,6,6,-Tetra(hydroxymethyl)-4-oxaheptane-1,7-diol;
EINECS:	204-794-1
Density:	1.373 g/cm³
Melting Point:	215-218 °C(lit.)
Boiling Point:	542.8 °C at 760 mmHg
Flash Point:	282.1 °C
Solubility:	water: 0.29 g/100 mL (20 °C)
Appearance:	white crystalline powder
Safety:	24/25
PSA:	130.61000
LogP:	-3.07040

Synthetic route

: 50-00-0
formaldehyd

: 64-18-6
formic acid

: 75-07-0
acetaldehyde

A: 115-77-5
Pentaerythritol

B: 126-58-9
Dipentaerythritol

C: 141-53-7
sodium formate

Conditions

Conditions	Yield
Stage #1: formaldehyd; acetaldehyde With sodium hydroxide at 45 - 65℃; under 1500.15 Torr; for 1.38333h; Inert atmosphere; Stage #2: formic acid pH=6; Product distribution / selectivity;	A 87.4% B 5% C 99.7%

...Expand

: 625092-16-2
2',2'':6',6''-di-O-benzylidene-2',2'',6',6''-tetra-(hydroxymethyl)-4-oxa-1,7-heptanediol

: 126-58-9
Dipentaerythritol

Conditions

Conditions	Yield
With water; acetic acid for 1.5h; Heating;	88%

: 115-77-5
Pentaerythritol

: 126-58-9
Dipentaerythritol

Conditions

Conditions	Yield
With [1,3]-dioxolan-2-one; tetrabutoxytitanium; boron trioxide; sodium formate at 140 - 190℃; under 412.541 - 727.573 Torr; for 14h; Reagent/catalyst; Pressure; Temperature; Dean-Stark;	38%

: 50-00-0
formaldehyd

: 75-07-0
acetaldehyde

A: 115-77-5
Pentaerythritol

B: 126-58-9
Dipentaerythritol

Conditions

Conditions	Yield
With alkali Trennung ueber die Salpersaeureester;
With alkali Trennung von Pentaerythrit ueber die Salpetersaeureester;
With calcium hydroxide; water at 20℃;

...Expand

: 50-00-0
formaldehyd

: 75-07-0
acetaldehyde

: 126-58-9
Dipentaerythritol

Conditions

Conditions	Yield
With sodium hydroxide; Pentaerythritol; water at 58℃;

: 50-00-0
formaldehyd

: 75-07-0
acetaldehyde

A: 115-77-5
Pentaerythritol

B: 3818-32-4
tri(hydroxymethyl)acetaldehyde

C: 126-58-9
Dipentaerythritol

D: 78-24-0
tripentaerythritol

E: 3-(3-Hydroxy-2,2-bis-hydroxymethyl-propoxy)-2,2-bis-hydroxymethyl-propionaldehyde

F: 3-[3-(3-Hydroxy-2,2-bis-hydroxymethyl-propoxy)-2,2-bis-hydroxymethyl-propoxy]-2,2-bis-hydroxymethyl-propionaldehyde

Conditions

Conditions	Yield
With sodium hydroxide at 30℃; Product distribution; Mechanism; pH=12.5; different initial acetaldehyde concentrations;

...Expand

: 50-00-0
formaldehyd

: 75-07-0
acetaldehyde

A: 115-77-5
Pentaerythritol

B: 107-89-1
acetaldol

C: 126-58-9
Dipentaerythritol

Conditions

Conditions	Yield
With sodium hydroxide at 10℃; for 5h; Product distribution; Mechanism; different initial aldehyde concentrations and reaction times; effect of additional pentaerythritol;

...Expand

: 50-00-0
formaldehyd

: 75-07-0
acetaldehyde

Ca(OH)2: Ca(OH)2

A: 115-77-5
Pentaerythritol

B: 126-58-9
Dipentaerythritol

Conditions

Conditions	Yield
je nach Bedingungen wechselnden Mengen;

...Expand

: 50-00-0
formaldehyd

: 75-07-0
acetaldehyde

lime milk: lime milk

A: 115-77-5
Pentaerythritol

B: 126-58-9
Dipentaerythritol

...Expand

: 50-00-0
formaldehyd

: 75-07-0
acetaldehyde

A: 115-77-5
Pentaerythritol

B: 6228-26-8
Formaldehyd-bis(pentaerythrityl)acetal

C: 126-58-9
Dipentaerythritol

D various other products: various other products

Conditions

Conditions	Yield
In water at 10℃; Rate constant; Mechanism; Product distribution; and equilibrium constants;

...Expand

Total:156 Page 1 of 5 1 2 3 4 5 Next>>

Post a RFQ

Cas No.:

Product Name:

Quantity:

Email:

Company name:

Valid Period:

Detailed Requirements:

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

What can I do for you?
Get Best Price

Get Best Price for 126-58-9

Chemistry

Molecule structure of Dipentaerythritol (CAS NO.126-58-9):

IUPAC Name: 2-[[3-Hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol
Molecular Weight: 254.27748 g/mo
Molecular Formula: C₁₀H₂₂O₇
Density: 1.373 g/cm³
Melting Point: 215-218 °C(lit.)
Boiling Point: 542.8 °C at 760 mmHg
Flash Point: 282.1 °C
Index of Refraction: 1.553
Molar Refractivity: 59.26 cm³
Molar Volume: 185 cm³
Surface Tension: 72.5 dyne/cm
Enthalpy of Vaporization: 94.4 kJ/mol
Vapour Pressure: 4.77E-14 mmHg at 25 °C
Water Solubility: 0.29 g/100 mL (20 °C)
Sensitive: hygroscopic
XLogP3-AA: -3.8
H-Bond Donor: 6
H-Bond Acceptor: 7
Rotatable Bond Count: 10
Exact Mass: 254.136553
MonoIsotopic Mass: 254.136553
Topological Polar Surface Area: 131
Heavy Atom Count: 17
Canonical SMILES: C(C(CO)(CO)COCC(CO)(CO)CO)O
InChI: InChI=1S/C10H22O7/c11-1-9(2-12,3-13)7-17-8-10(4-14,5-15)6-16/h11-16H,1-8H2
InChIKey: TXBCBTDQIULDIA-UHFFFAOYSA-N
EINECS: 204-794-1
Product Categories: Organic Building Blocks;Oxygen Compounds;Polyols

Uses

Dipentaerythritol (CAS NO.126-58-9) is used in producing polyether, polyester, polyurethane, alkyd resins and photosensitive resin film, etc.

Safety Profile

Safety Statements: 24/25
S24/25:Avoid contact with skin and eyes.
WGK Germany: 1
HS Code: 29094919

Specification

Dipentaerythritol (CAS NO.126-58-9) is also named as 1,3-Propanediol, 2,2'-(oxybis(methylene))bis(2-(hydroxymethyl)- ; Bis(pentaerythritol) ; Dipentek ; HSDB 5610 ; NSC 65881 ; 2,2,2',2'-Tetrakis(hydroxymethyl)-3,3'-oxydipropan-1-ol . Dipentaerythritol (CAS NO.126-58-9) is white crystalline powder.