556-67-2|Octamethyl cyclotetrasiloxaneProducts Supply

Octamethyl cyclotetrasiloxane cas no:556-67-2

Synonyms: Octamethyl cyclotetrasilazane; octaphenyl silsesquioxane

Identification

NameOctamethyl cyclotetrasiloxane
CAS556-67-2
SynonymsOctamethyl cyclotetrasilazane; octaphenyl silsesquioxane
EINECS(EC#)209-136-7
Molecular FormulaC8H24O4Si4
Molecular Weight296.62

Chemical Properties

AppearanceColorless clear liquid
refractive index1.395-1.397
storage temp2-8°C
Sensitive Moisture Sensitive

Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)

Hazardclass3

Safety Data

Hazard Xn:Harmful
Risk R53;R62
Safety

A skin irritant. When heated to decomposition it emits acrid smoke and irritating vapors.
Hazard Codes:?XiXnFN
Risk Statements: 20-59-36/37/38-11-67-65-63-48/20-38-20/21-50/53?
R20: Harmful by inhalation
R59: Dangerous to the ozone layer
R36/37/38: Irritating to eyes, respiratory system and skin
R11: Highly flammable
R67: Vapours may cause drowsiness and dizziness
R65: Harmful: may cause lung damage if swallowed
R63: Possible risk of harm to the unborn child
R38: Irritating to skin
R20/21: Harmful by inhalation and in contact with skin
R50/53: Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
Safety Statements: 60-61-62-36/37-59?
S60: This material and its container must be disposed of as hazardous waste
S61: Avoid release to the environment. Refer to special instructions / safety data sheets
S62: If swallowed, do not induce vomitting; seek medical advice immediately and show this container or label
S36/37: Wear suitable protective clothing and gloves
S59: Refer to manufacturer / supplier for information on recovery / recycling
RIDADR: UN 2924 3/PG 2
WGK Germany: 3
F: 3-10-19-21
TSCA: Yes
HazardClass: 3
PackingGroup: II
HS Code: 29310095

Toxicity

1.	???	skn-rbt 500?mg/24H MLD	???	85JCAE ?? Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.:?Avicenum,1986,1230.
2.	???	eye-rbt 500?mg/24H MLD	???	85JCAE ?? Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.:?Avicenum,1986,1230.

supplier list

Wacker Chemie AG: Tel:+49-(89)-6279-0; Address: Hanns-Seidel-place 4, M?nchen 81737,

Sigmasil Chem Co Ltd.: Tel:+86-(27)-86815865; Address: 98 South Tieji Road, Wuchang District, Wuhan 430063,

Hubei Greenhome Chemical Co.,ltd: Tel:+86-27-81880582; Address: 6/F, No.6 Office Building of Meiyuan Hotel, 1091 Jiefang Ave., Wuhan, Hubei, China

Hangzhou Zhixin Chemical Co., Ltd: Tel:0571-86957231; Address: Hangzhou, Zhejiang, China

Meryer Chemical Technology Co., Ltd: Tel:+86-(0)755-86170218; Address: Room 23A, Building 4, Fashion House,Chuangye Road, Nanshan District

Sigmasil Chem Co., Ltd.: Tel:027-88705291; Address: 98 South Tieji Road, Wuchang District Wuhan, China 430063

Zhejiang Haiqiang Chemical Co.,Ltd.: Tel:86-571-86960370; Address: 5/F, Around Town North Road,No. 10, Hangzhou, Zhejiang,China

Hubei XinRunde Chemical Co., Ltd: Tel:86-27-83214668; Address: East and West Lake District, Wuhan, China

Hangzhou Dayangchem Co., Ltd.: Tel:86-571-88938639; Address: 9/F Unit 2 ChangdiTorch Building, 259 #WenSan Road

Hangzhou J&H Chemical Co., Ltd: Tel:86-571-87396430; Address: No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China

Wuhan Kemi-Works Chemical Co., Ltd: Tel:86-27-85736489; Address: Rm.1503,No.164,Jianghan North Rd,Wuhan

Nanjing Chemlin Chemical Co., Ltd.: Tel:86-25-83697070; Address: Rm.902 Longyin Plaza, No. 217 Zhongshan Rd.(N) Nanjing 210009,China

Shanghai Meicheng Chemical Co., Ltd.: Tel:86-21-50677091; Address: Room 302, Building 7, No.1000, Jinhai Road, Shanghai, 201206, China

Hui Chem Company Limited: Tel:86-21-60542966; Address: Lane 299 Bisheng Rd,Pudong District

Hebei Ruishun Trade and Industry Co., Ltd.: Tel:86-311-67266192; Address: Huai An Road,Shijiazhuang City, China

Octamethyl cyclotetrasiloxane cas no:556-67-2

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