CAS 1438-82-0|Pentamethyl Disiloxane

Introduction：Basic information about CAS 1438-82-0|Pentamethyl Disiloxane, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	Pentamethyl Disiloxane
CAS Number	1438-82-0	Molecular Weight	148.351
Density	0.758	Boiling Point	84.5±9.0 °C at 760 mmHg
Molecular Formula	C₅H₁₆OSi₂	Melting Point	86 °C(lit.)
MSDS	/	Flash Point	4.9±18.7 °C

Names

Name	pentamethyldisiloxane
Synonym	More Synonyms

Chemical & Physical Properties

Density	0.758
Boiling Point	84.5±9.0 °C at 760 mmHg
Melting Point	86 °C(lit.)
Molecular Formula	C₅H₁₆OSi₂
Molecular Weight	148.351
Flash Point	4.9±18.7 °C
Exact Mass	148.073975
PSA	9.23000
LogP	3.54
Vapour Pressure	80.5±0.1 mmHg at 25°C
Index of Refraction	n20/D 1.373
InChIKey	XUKFPAQLGOOCNJ-UHFFFAOYSA-N
SMILES	C[Si](C)O[Si](C)(C)C
Water Solubility	Not miscible or difficult to mix in water.

Safety Information

Hazard Codes	F: Flammable;
Risk Phrases	R11
Safety Phrases	S16-S23-S29-S33
RIDADR	UN 1993 3/PG 2
WGK Germany	3
Packaging Group	II
HS Code	2934999090

Customs

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Synonyms

Pentamethyldisiloxane

1,1,1,3,3-Pentamethyldisiloxane

1,1,1,3,3-pentamethyl-disiloxane

EINECS 215-873-5

HMe2SiOSiMe3

MFCD00053658

Disiloxane, 1,1,1,3,3-pentamethyl-

disiloxane, pentamethyl-

2,2,4-Trimethyl-3-oxa-2,4-disilapentane

pentamethyl-disiloxan

1,1,1,3,3-Pentamethylpropanedisiloxane

Disiloxane,pentamethyl

1,1,3,3,3-pentamethyldisiloxane

Pentamethyl Disiloxane

Recommended......