CAS 141-63-9|Dodecamethylpentasiloxane

Introduction：Basic information about CAS 141-63-9|Dodecamethylpentasiloxane, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Dodecamethylpentasiloxane BiologicalActivity
3. Chemical & Physical Properties
4. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
5. Safety Information
6. Customs
7. Synonyms

Common Name	Dodecamethylpentasiloxane
CAS Number	141-63-9	Molecular Weight	384.839
Density	0.9±0.1 g/cm3	Boiling Point	284.4±23.0 °C at 760 mmHg
Molecular Formula	C₁₂H₃₆O₄Si₅	Melting Point	−81 °C(lit.)
MSDS	/	Flash Point	117.4±23.0 °C

Names

Name	dodecamethylpentasiloxane
Synonym	More Synonyms

Dodecamethylpentasiloxane BiologicalActivity

Description	Dodecamethylpentasiloxane is a component of siloxanes and can be used as silicone oil. Dodecamethylpentasiloxane exhibits insecticidal activity against bed bug[1][2].
Related Catalog	Research Areas >>Infection
References	[1]. Luuc Keulen, et al. Bubble-Point Measurements and Modeling of Binary Mixtures of Linear Siloxanes. J Chem Eng Data. 2018;63:10.1021/acs.jced.8b00200. [2]. Chen Zha, et al. Toxicities of Selected Essential Oils, Silicone Oils, and Paraffin Oil Against the Common Bed Bug (Hemiptera: Cimicidae). J Econ Entomol. 2018 Feb 9;111(1):170-177.

Description

Dodecamethylpentasiloxane is a component of siloxanes and can be used as silicone oil. Dodecamethylpentasiloxane exhibits insecticidal activity against bed bug[1][2].

Related Catalog

Research Areas >>Infection

References

[1]. Luuc Keulen, et al. Bubble-Point Measurements and Modeling of Binary Mixtures of Linear Siloxanes. J Chem Eng Data. 2018;63:10.1021/acs.jced.8b00200.

[2]. Chen Zha, et al. Toxicities of Selected Essential Oils, Silicone Oils, and Paraffin Oil Against the Common Bed Bug (Hemiptera: Cimicidae). J Econ Entomol. 2018 Feb 9;111(1):170-177.

Chemical & Physical Properties

Density	0.9±0.1 g/cm3
Boiling Point	284.4±23.0 °C at 760 mmHg
Melting Point	−81 °C(lit.)
Molecular Formula	C₁₂H₃₆O₄Si₅
Molecular Weight	384.839
Flash Point	117.4±23.0 °C
Exact Mass	384.145996
PSA	36.92000
LogP	8.31
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.417
InChIKey	FBZANXDWQAVSTQ-UHFFFAOYSA-N
SMILES	C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C
Storage condition	2~8℃，Seal

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SB0970000

CHEMICAL NAME :: Pentasiloxane, dodecamethyl-

CAS REGISTRY NUMBER :: 141-63-9

BEILSTEIN REFERENCE NO. :: 1792965

LAST UPDATED :: 199710

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C12-H36-O4-Si5

MOLECULAR WEIGHT :: 384.93

WISWESSER LINE NOTATION :: 1-SI-1&1&O-SI-1&1&O-SI-1&1&O-SI-1&1&O-SI-1&1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 50 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 30,332,1948

Safety Information

Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36
WGK Germany	3
RTECS	SB0970000
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

bis[[dimethyl(trimethylsilyloxy)silyl]oxy]-dimethylsilane

Pentasiloxane, 1,1,1,3,3,5,5,7,7,9,9,9-dodecamethyl-

MFCD00039795

Dodecamethylpentasiloxane

EINECS 205-492-2

Dodecamethyl Pentasiloxane

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