Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Decamethylcyclopentasiloxane
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Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Decamethylcyclopentasiloxane
Price: ￥138.0/50ml ￥508.0/250ml ￥3358.0/5l ￥1408.0/1l
Purity: 99.0%
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DC Chemicals Limited
China
Product Name: Decamethylcyclopentasiloxane
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Decamethylcyclopentasiloxane
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Purity: 98.0%
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Henan Tianfu Chemical Co., Ltd.
China
Product Name: DECAMETHYLCYCLOPENTASILOXANE
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Purity: 99.0%
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Contact: Anson

541-02-6

541-02-6 structure

541-02-6 structure

Name: Decamethylcyclopentasiloxane
Chemical Name: Decamethylcyclopentasiloxane
CAS Number: 541-02-6
Molecular Formula: C₁₀H₃₀O₅Si₅
Molecular Weight: 370.770
Catalog: Organic raw materials Hydrocarbon compounds and their derivatives Cyclic hydrocarbon
Create Date: 2018-02-03 08:00:00
Modify Date: 2024-01-02 06:55:06
Decamethylcyclopentasiloxane (D5), an organosilicon compound that is used as a skin emollient in cosmetics and personal products[1].

Name	Decamethylcyclopentasiloxane
Synonyms	MFCD00046966 Cyclopentasiloxane, 2,2,4,4,6,6,8,8,10,10-decamethyl- D5 Cyclomethicone decamethyl cyclopentasiloxane Cyclic dimethylsiloxane pentamer Decamethyl-cyclopentasiloxane 2,2,4,4,6,6,8,8,10,10-decamethyl-1,3,5,7,9,2,4,6,8,10-pentaoxapentasilecane Decamethylcyclopentasiloxane 2,2,4,4,6,6,8,8,10,10-Decamethyl-1,3,5,7,9,2,4,6,8,10-pentoxapentasilecane EINECS 208-764-9

Description	Decamethylcyclopentasiloxane (D5), an organosilicon compound that is used as a skin emollient in cosmetics and personal products[1].
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others

Density	1.0±0.1 g/cm3
Boiling Point	210.0±0.0 °C at 760 mmHg
Melting Point	-44°C
Molecular Formula	C₁₀H₃₀O₅Si₅
Molecular Weight	370.770
Flash Point	95.6±23.0 °C
Exact Mass	370.093964
PSA	46.15000
LogP	3.59200
Vapour Pressure	0.3±0.4 mmHg at 25°C
Index of Refraction	1.427
Stability	Stable. Incompatible with strong oxidizing agents.

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GY5945200

CHEMICAL NAME :: Cyclopentasiloxane, decamethyl-

CAS REGISTRY NUMBER :: 541-02-6

BEILSTEIN REFERENCE NO. :: 1800166

LAST UPDATED :: 199710

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: C10-H30-O5-Si5

MOLECULAR WEIGHT :: 370.85

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1234,1986

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1234,1986 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >64 mL/kg

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

REFERENCE :: TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 28,313,1974

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: >16 mL/kg

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

REFERENCE :: TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 28,313,1974 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3060 mg/m3/6H/4W-I

TOXIC EFFECTS :: Liver - changes in liver weight Blood - other changes Biochemical - Metabolism (Intermediary) - lipids including transport

REFERENCE :: TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 15,181,1995

Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S23-S24/25
RIDADR	NONH for all modes of transport
WGK Germany	2
RTECS	GY5945200
HS Code	29310095

Precursor 10
7732-18-5 75-78-5 107-46-0 556-67-2
78-62-6 18642-94-9 15576-81-5 74-83-9
115-10-6 7440-21-3
DownStream 5
19095-23-9 353-66-2 2441-21-6 540-97-6
556-67-2

HS Code	2931900001
Summary	2931900001 2,2,4,4,6,6,8,8,10,10-decamethyl-1,3,5,7,9,2,4,6,8,10-pentaoxapentasilecane。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。Lowest tariff:6.5%。General tariff:30.0%