Basic information
- CAS
17869-76-0- Standard SMILES
C#CC(C)O[Si](C)(C)C- InChIKey
RMKACVRKUKSWNQ-UHFFFAOYSA-N- Molecular formula
- C7H14OSi
- Average molar mass
- 142.27 g/mol
- Monoisotopic mass
- 142.0813916
Names & identifiers
- Preferred name
- 3-(Trimethylsilyloxy)-1-butyne
- IUPAC
- but-3-yn-2-yloxy(trimethyl)silane
- English name
- 2-TRIMETHYLSILYLOXY-3-BUTYNE
- Molecular formula
- C7H14OSi
- Molecular weight
- 142.27
Names & synonyms
3-(Trimethylsilyloxy)-1-butyneRefChem:496469625-502-217869-76-0(but-3-yn-2-yloxy)trimethylsilanebut-3-yn-2-yloxy(trimethyl)silane2-Trimethylsilyloxy-3-butyneSilane, trimethyl[(1-methyl-2-propynyl)oxy]-MFCD00190215Silane, trimethyl[(1-methyl-2-propyn-1-yl)oxy]-3-Butyn-2-ol, TMS derivative2-(Trimethylsilyloxy)-3-butyne
Show more names
TIMTEC-BB SBB0090593-(TRIMETHYLSILOXY)-1-BUTYNE3-(Trimethylsilyloxy)-1-butyne 97%3-(Trimethylsilyloxy)-1-butyne,97%2-TRIMETHYLSILYLOXY-3-BUTYNE, 97%,3-(Trimethylsiloxy)-3-methyl-1-propyne
2-(trimethyl-silyloxy)-but-3-ynetrimethyl(1-methylprop-2-ynoxy)silane2-Trimethylsilyloxybut-3-yneTRIMETHYL((1-METHYL-2-PROPYNYL)OXY)SILANESCHEMBL2192426DTXSID009391092-TRIMETHYLSILOXY-3-BUTYNEAKOS015915712
Database identifiers
- CAS
17869-76-0- PubChem CID
- 28817
- DTXSID
DTXSID00939109- EC Number
- 625-502-2
- Nikkaji
- J142.879I
Properties
Computed structural properties
- Topological polar surface area
- 9.2 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 1
- Rotatable bonds
- 2
- Heavy atoms
- 9
- Formal charge
- 0
- Complexity
- 126
Physicochemical properties
- Melting point
- 127 · 127-131 °C(lit.)
- Boiling point
- 116 °C · 116 °C
- Density
- 0.818 g/mL · 0.818 g/mL at 25 °C(lit.)
- refractive index
- 20 · n20/D 1.405(lit.)
- Flash point
- 42 °F · 42 °F
- storage temp.
- 2 · 2-8°C
- Specific Gravity
- 0.818 · 0.818
- Sensitive
- Moisture Sensitive
- InChI
- 1S/C7H14OSi/c1-6-7(2)8-9(3,4)5/h1,7H,2-5H3
- InChIKey
- RMKACVRKUKSWNQ-UHFFFAOYSA-N
- SMILES
- CC(O[Si](C)(C)C)C#C
- UNSPSC Code
- 12352100 · 12352100
- NACRES
- 22 · NA.22
- Symbol(GHS)
- 2 · GHS02,GHS07
- Signal word
- Danger
- Hazard statements
- 225 · H225-H315-H319-H335
- Precautionary statements
- 210 · P210-P302+P352-P305+P351+P338
- target organs
- Respiratory system
- PPE
- Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
- Hazard Codes
- F,Xi
- Risk Statements
- 11 · 11-36/37/38
- Safety Statements
- 16 · 16-26
- RIDADR
- 1993 · UN 1993 3/PG 2
- WGK Germany
- 3 · 3
- TSCA
- No
- HazardClass
- 3 · 3
- HS Code
- 29310099 · 29310099
- Storage Class
- 3 · 3 - Flammable liquids
- Hazard Classifications
- 2 Flam · Eye Irrit. 2Flam. Liq. 2Skin Irrit. 2STOT SE 3
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Danger
H225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids]
P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 39 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Hazard Classes and CategoriesFlam. Liq. 2 (100%)
Safety data
- PPE
- Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
- wgk
- 3
- tsca
- No
- ridadr
- UN 1993 3/PG 2
- hs_code
- 29310099
- risk_code
- 11-36/37/38
- Signal word
- Danger
- Symbol(GHS)
- GHS02,GHS07
- hazard_code
- F,Xi
- safety_code
- 16-26
- hazard_class
- 3
- Storage Class
- 3 - Flammable liquids
- target organs
- Respiratory system
- Hazard statements
- H225-H315-H319-H335
- Hazard Classifications
- Eye Irrit. 2Flam. Liq. 2Skin Irrit. 2STOT SE 3
- Precautionary statements
- P210-P302+P352-P305+P351+P338
Chemistry & industry
Suppliers26 total
Dayang Chem (Hangzhou) Co.,Ltd.+86-0571-88938639 17705817739 · [email protected]
Aladdin Scientific[email protected]
Syntechem Co.,Ltd[email protected]
上海迈瑞尔生化科技有限公司4006356688 18621169109 · [email protected]
北京华威锐科化工有限公司0757-86329057 18934348241 · [email protected]
安耐吉化学&3A（安徽泽升科技有限公司）021-58432009 400-005-6266 · [email protected]
阿法埃莎（中国）化学有限公司400-6106006 · [email protected]
上海祈铭新材料有限公司021-36010885 13661599081;13701898138 · [email protected]
赛默飞世尔科技（中国）有限公司800-810-5118 · [email protected]
PT CHEM GROUP LIMITED+86-85511178; +86-85511178 · [email protected]
上海探圭新材料科技有限公司18516111942 · [email protected]
上海石洋化工有限公司021-56795766 · [email protected]
Sigma-Aldrich西格玛奥德里奇(上海)贸易有限公司021-61415566 800-8193336 · [email protected]
Shanghai Enchem Industry Co., Ltd.15021317485
壮铭新材料科技江苏有限公司17312398916 051386936896 15216715905 · [email protected]
深圳市创鑫生物科技有限公司13417589054 · [email protected]
徐州卓运新材料科技有限公司0516-0516 13776763863 · [email protected]
山东小野化学股份有限公司0539-6362799 20）
杭州洁汉化工有限公司+86-571-86217390; +8618058761490 · [email protected]
Shanghai Daken Advanced Materials Co.,Ltd+86-2158073036 · [email protected]
苏州矽索新材料有限公司（生产型企业）0512-65402974 18550909935 · [email protected]
天津希恩思生化科技有限公司400-6387771-6039 18920764717 · [email protected]
海蔚化学86-21-51086038 · [email protected]
深圳市创鑫生物科技有限公司13417589054 · [email protected]
北京百灵威科技有限公司18210857532 18210857532 · [email protected]
Hefei TNJ Chemical Industry Co.,Ltd.+86-0551-65418671 +86-189 4982 3763 · [email protected]
Related reactions
2 records
Compound notes
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