基本情報
- CAS
4253-34-3- 標準SMILES
CC(=O)O[Si](C)(OC(C)=O)OC(C)=O- InChIKey
TVJPBVNWVPUZBM-UHFFFAOYSA-N- 分子式
- C7H12O6Si
- 平均分子量
- 220.25 g/mol
- 単同位体質量
- 220.04031463
名称と識別子
- 優先名称
- Methyltriacetoxysilane
- IUPAC
- [diacetyloxy(methyl)silyl] acetate
- 現地名
- トリアセトキシメチルシラン
- 英語名
- Methyltriacetoxysilane
- 分子式
- C7H12O6Si
- 分子量
- 220.25
名称と別名
Methyltriacetoxysilane4253-34-3Methylsilanetriyl triacetateSilanetriol, methyl-, triacetateEINECS 224-221-9Silanetriol, 1-methyl-, 1,1,1-triacetatetriacetoxy(methylsilane)NSC 139845DTXSID0027565BRN 1788668EC 224-221-94-04-00-04208 (Beilstein Handbook Reference)
名称をさらに表示
トリアセトキシメチルシランメチルトリアセトキシシラントリアセトキシ(メチル)シラン三酢酸メチルシラントリイルメチルシラントリイル＝トリアセタトメチルシラントリイル＝トリアセタートシラントリオールメチルシラントリイル=トリアセタ?トトリアセトキシ(メチルシラン)MTASKH-310Triacetoxy(methyl)siapk1(silanederivative)LABOTEST-BB LT01406986Modified methyltriacetoxysilancek10ssilanetriol,Triacetoxy(methyL
DTXCID507565CM8980Silane, methyltriacetoxyRefChem:158342Silanetriol, methyl, triacetateSilanetriol, 1methyl, 1,1,1triacetate224-221-9TVJPBVNWVPUZBM-UHFFFAOYSA-N
データベース識別子
- CAS
4253-34-3- PubChem CID
- 77929
- DTXSID
DTXSID0027565- ChEMBL
CHEMBL3184776- UNII
- W4FX3GZ7AB
- EC Number
- 224-221-9
- Nikkaji
- J54.327F
物性
構造計算による物性
- 極性表面積
- 78.9 Ų
- 水素結合供与体数
- 0
- 水素結合受容体数
- 6
- 回転可能結合数
- 6
- 重原子数
- 14
- 形式電荷
- 0
- 複雑度
- 220
実験および物理化学的性質
Chemical ClassesMetals -> Metalloid Compounds (Silicon)
SpringerMaterials PropertiesSound absorption
Density1.175 @ 20°C
Melting Point40.5 °C
Vapor Pressure0.2 [mmHg]
Physical Description
Liquid; Other Solid; Liquid
Solid; [Alfa Aesar MSDS]
物理化学的性質
- 融点
- 40 · 40-45 °C(lit.)
- 沸点
- 94 · 94-95 °C9 mm Hg(lit.)
- 比重(密度)
- 1.2 g/mL · 1.20 g/mL at 20 °C(lit.)
- 蒸気圧
- 0.053 · 0.053-26Pa at 20-25℃
- 屈折率
- 1.52 · 1.52-1.522
- 闪点
- 185 °F · 185 °F
- 溶解性
- soluble in Methanol
- 外見
- 個体
- 比重
- 1.175 · 1.175
- 色
- White or Colorless to Almost white or Almost colorless
安全と法規制
安全情報は参考情報です。供給元の安全データシート（SDS）、適用法令、専門家による評価に代わるものではありません。
GHS分類
GHS Classification
This chemical does not meet GHS hazard criteria for 0.9% (5 of 561) of reports.
Danger
H302 (73.6%): Harmful if swallowed [Warning Acute toxicity, oral]
P260, P261, P264, P264+P265, P270, P271, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P351+P338, P305+P354+P338, P316, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P363, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 561 reports by companies from 22 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Danger
危険有害性情報
Regulatory Information
Chemical: Silanetriol, methyl-, triacetate
Silanetriol, 1-methyl-, 1,1,1-triacetate is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Silanetriol, 1-methyl-, 1,1,1-triacetate are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
Status: Active Update: 04-08-2021 https://echa.europa.eu/registration-dossier/-/registered-dossier/14400
Silanetriol, methyl-, triacetate, >5% in a non hazardous diluent: Does not have an individual approval but may be used under an appropriate group standard
Other Safety InformationEvaluation - Chemicals that are unlikely to require further regulation to manage risks to environment
Hazards Summary
Causes severe irritation and burns to skin and eyes in rabbits; Rapidly hydrolyzed by moisture/water forming acetic acid and the corresponding trisilanols (observed toxicity attributed to acetic acid); [OECD SIDS: Methyltriacetoxysilane - 2005] An irritant; Harmful by ingestion; [Alfa Aesar MSDS] See Acetic acid. See Ethyltriacetoxysilane.
Hazard Classes and Categories
化学と産業
用途と製造
Uses
Used as a cross-linker for silicone sealants and adhesives (completely reacts during curing); [OECD SIDS: Methyltriacetoxysilane - 2005]
Working with Glues and Adhesives [Category: Other]
U.S. Production2023: 1,000,000 - <5,000,000 lb
Consumer UsesWaterproofing agent
Industry UsesSealant (barrier)
Household ProductsInformation on 47 consumer products that contain Methyltriacetoxysilane in the following categories is provided:
General Manufacturing Information
Adhesive Manufacturing
Silanetriol, 1-methyl-, 1,1,1-triacetate: ACTIVE
応用分野
用途シランカップリング剤
使用Methyltriacetoxysilane is used as a silane coupling agent.
上流・下流製品情報
上流原料
関連反応
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化合物ノート
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