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CAS 登记号 CAS No. |
617-86-7 |
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分子式 Molecular formula |
C6H16Si（(C2H5)3SiH） |
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分子量 Molecular weight |
116.28 g/mol |
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EC 号 EC / EINECS |
210-535-3 |
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PubChem CID |
12052 |
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MDL 号 |
MFCD00009018 |
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InChIKey |
AQRLNPVMDITEJU-UHFFFAOYSA-N |
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HS 编码 HS Code |
2931900090（中国 8 位 29319000；10 位 2931900090，监管条件 AB China 8-digit 29319000; 10-digit 2931900090, supervision AB） |
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UN 编号 / 危险类别 UN / Class |
UN 1993（FLAMMABLE LIQUID, N.O.S. 易燃液体，未另作规定，含三乙基硅烷），第 3 类易燃液体，包装类别 II（PG II）/ UN 1993 (FLAMMABLE LIQUID, N.O.S.), Class 3, Packing Group II |
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中国危险货物编号 China DG No. |
32199，第 3 类 易燃液体（其他）/ 32199, Class 3 flammable liquid (other) |
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中国危险化学品目录 |
未单列入序号清单；依危险特性作为危险化学品管理（高度易燃液体 H225）/ Not individually listed; managed as hazardous chemical by hazard (highly flammable liquid H225) |
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别名 Synonyms |
三乙基硅烷；三乙基硅；三乙基硅烷（Triethylsilyl hydride）；(C2H5)3SiH |
注：三乙基硅烷暂无统一强制性国家标准（GB）；下表为常见商品典型参考规格（试剂级），具体指标以每批次《分析合格证（COA）》为准。
Note: no single mandatory national (GB) standard for triethylsilane; below are typical commercial reference specifications (reagent grade); actual values per batch COA.
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项目 Item |
指标 Specification (典型值 Typical) |
测试方法 Test Method |
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含量 Assay (GC) |
>= 98.0 %（试剂级 typical；工业级可协商）/ >=98.0% (reagent typical) |
气相色谱 GC |
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外观 Appearance |
无色至淡黄色透明液体 / Colorless to pale-yellow clear liquid |
目视 Visual |
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密度 Density (20 ℃) |
0.728 - 0.735 g/cm3 |
比重瓶/密度计 Pycnometer |
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折光率 Refractive index (n20/D) |
1.410 - 1.414 |
阿贝折射仪 Abbe refractometer |
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沸点 Boiling point |
107 - 109 ℃ |
蒸馏 Distillation |
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闪点 Flash point (闭杯 cc) |
约 -3 ℃（文献 -3 ~ -6 ℃）/ ~-3 C (lit. -3 to -6 C) |
闭杯 PMCC |
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水分 Water |
<= 0.20 %（对湿气敏感，越低越好）/ <=0.20% (moisture-sensitive) |
卡尔费休 Karl Fischer |
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cc分子式 Molecular formula |
C6H16Si（(C2H5)3SiH） |
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分子量 Molecular weight |
116.28 g/mol |
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外观 Appearance |
无色至淡黄色透明液体；有辛辣/蒜样气味；极易挥发 Colorless to pale-yellow clear liquid; pungent/garlic-like odor; highly volatile |
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熔点 Melting point |
-157 ℃ |
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沸点 Boiling point |
107 - 109 ℃（文献 107 - 108 ℃）/ 107-109 C (lit. 107-108 C) |
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密度 Density |
0.728 g/cm3（25 ℃）；约 0.73 g/cm3（20 ℃）/ 0.728 g/cm3 (25 C); ~0.73 g/cm3 (20 C) |
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闪点 Flash point |
约 -3 ℃（闭杯；文献 -3 ~ -6 ℃）/ ~-3 C closed cup (lit. -3 to -6 C) |
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自燃温度 Autoignition |
文献数据有限（未确定明确值）/ Not well established (data limited) |
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爆炸极限 Explosive limits |
文献数据有限 Data limited |
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蒸气压 Vapor pressure |
约 31 hPa（20 ℃）/ 约 32 mmHg（25 ℃）/ ~31 hPa (20 C); ~32 mmHg (25 C) |
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折射率 Refractive index |
n20/D 1.412 |
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溶解度 Solubility |
不溶于水（与水/酸/碱反应放出氢气）；溶于烃类、卤代烃、醚类等有机溶剂 Insoluble in water (reacts with water/acid/base releasing H2); soluble in hydrocarbons, halocarbons, ethers |
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分配系数 LogP |
约 3.1（文献 3.0 - 3.7）/ ~3.1 (lit. 3.0-3.7) |
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pH 值 |
不适用（中性分子；与水反应）/ N/A (neutral molecule; reacts with water) |
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稳定性 Stability |
稳定但对水、酸、碱、湿气高度敏感；与水/湿气接触放出易燃氢气，生成三乙基硅醇 Stable but highly sensitive to water, acids, bases, moisture; contact with water/moisture releases flammable hydrogen forming triethylsilanol |
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禁配物 Incompatibilities |
强酸、强氧化剂、水、碱、空气/湿气 Strong acids, strong oxidizers, water, bases, air/moisture |
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NFPA 704 |
健康 1 易燃 3 / 反应 1（与水反应）/ Health 1 / Flammability 3 / Reactivity 1 (water-reactive) |
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燃烧性 Flammability |
高度易燃液体（闪点 < 0 ℃）；蒸气与空气形成爆炸性混合物 Highly flammable liquid (FP < 0 C); vapour forms explosive mixtures with air |
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有机合成还原剂：多功能还原剂，在钯/铱等过渡金属催化下还原卤代烃（烷基/芳基卤化物）、羰基化合物、亚胺、叠氮、硝基等。 |
Reducing agent in organic synthesis: versatile reductant for alkyl/aryl halides, carbonyls, imines, azides, nitro groups under Pd/Ir catalysis. |
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硅氢化（Hydrosilylation）试剂：与烯烃发生硅氢化反应生成烷基硅烷，是制备有机硅化合物的重要三烷基硅烷。 |
Hydrosilylation reagent: reacts with alkenes to give alkylsilanes; a key trialkylsilane for organosilicon chemistry. |
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保护基（TES 基团）：用于醇的三乙基硅基化（triethylsilyl, TES 保护），广泛用于保护基化学；亦用于脱保护（如 Fukuyama 还原）。 |
TES protecting group: silylation of alcohols (triethylsilyl, TES), widely used in protecting-group chemistry; also deprotection (e.g., Fukuyama reduction). |
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医药/农药中间体：用于合成医药中间体、多肽、螺环化合物及其他精细化学品。 |
Pharma/agro intermediates: synthesis of pharmaceutical intermediates, peptides, spiro compounds and other fine chemicals. |
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其他：表面与聚合物功能化、氧化还原引发阳离子聚合、Beckmann 重排等。 |
Other: surface/polymer functionalization, redox-initiated cationic polymerization, Beckmann rearrangement. |
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储存于阴凉、干燥、通风良好的库房；密封、防潮（相对湿度低），建议充惰性气体（如氮气）保护；远离火种、热源、火花、明火；与强酸、强氧化剂、碱、金属粉末、空气/湿气分开存放，切忌混储。 |
Store in a cool, dry, well-ventilated area; sealed, moisture-proof, preferably under inert gas (e.g. nitrogen); away from ignition, heat, sparks, open flames; segregate from strong acids, strong oxidizers, bases, metal powders, air/moisture. |
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操作：在通风良好处（建议通风橱）作业；设备须接地/跨接防静电；使用防爆电气与非火花工具；佩戴防护眼镜、耐化手套（丁腈/橡胶）、防护服与防毒面具（防蒸气吸入）；严禁用易产生火花的机械。 |
Handling: work in well-ventilated area (fume hood); ground/bond equipment; use explosion-proof electrical and non-sparking tools; wear goggles, chemical-resistant gloves, protective clothing, respirator; no sparking tools. |
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禁忌：与水、酸、碱剧烈反应放出易燃氢气（有燃爆风险），储存与操作须严格防潮、避免接触水/湿气/酸/碱；容器用干燥、耐腐蚀材质（如干燥钢桶、内衬桶），禁用含水/水反应性材质。 |
Incompatibilities: violent reaction with water/acid/base releasing flammable H2 (fire/explosion risk); keep strictly dry; avoid water/moisture/acid/base; use dry, corrosion-resistant containers. |
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液体：常见 100 mL / 500 mL / 1 L 玻璃瓶（隔垫/双封盖）、25 L / 200 L 钢桶或塑料桶（干燥内衬）；亦可按客户需求提供 IBC 吨桶等。容器须干燥、密封、耐压。 |
Liquid: commonly 100 mL/500 mL/1 L glass bottles (septum cap), 25 L/200 L steel or plastic drums (dry-lined); IBC totes on request. Containers must be dry, sealed, pressure-resistant. |
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注意：属第 3 类易燃液体（UN 1993，PG II），须使用 UN 认证包装并张贴第 3 类易燃标识；严禁用水性/含水包装；具体按目的国法规与承运人要求。 |
Note: Class 3 flammable liquid (UN 1993, PG II) - use UN-compliant packaging and affix Class 3 labels; no water-containing packaging; per destination regulation and carrier. |
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在原包装、密封、阴凉干燥（防潮、避光、远离热源与酸/碱）、充惰性气体条件下，建议保质期 12 - 24 个月。本品对湿气高度敏感，须严格密封、防潮保存；开封后宜尽快使用。 |
Recommended shelf life 12-24 months under original sealed packaging, cool and dry (moisture-proof, away from light, heat, acids/bases), under inert gas. Highly moisture-sensitive; keep sealed; use promptly after opening. |
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GHS 危险性分类：易燃液体 2 类 H225（高度易燃液体和蒸气）；皮肤刺激 2 类 H315；严重眼刺激 2 类 H319；特异性靶器官毒性-一次接触 3 类 H335（呼吸道刺激）。象形图：GHS02（火焰）+ GHS07（感叹号）；信号词 危险/Danger。部分 SDS 另列 H412（对水生生物有害并具有长期持续影响）。 |
GHS classification: Flam. Liq. 2 H225 (highly flammable liquid and vapour); Skin Irrit. 2 H315; Eye Irrit. 2 H319; STOT SE 3 H335 (respiratory irritation). Pictograms: GHS02 (flame) + GHS07 (exclamation); Signal word Danger. Some SDS also list H412 (harmful to aquatic life with long-lasting effects). |
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⚠ 易燃（最重要）：高度易燃液体，闪点约 -3 ℃；蒸气与空气形成爆炸性混合物，蒸气比空气重、可沿地面扩散积聚。远离火种、热源、火花、明火与氧化剂；储存使用防潮、密封、通风、充惰性气体。灭火禁用直流水（遇水放出易燃氢气）；用干粉、二氧化碳、抗溶泡沫或砂土；消防人员上风向、防毒面具、全身防护。 |
⚠ Flammable (MOST IMPORTANT): highly flammable liquid, FP ~-3 C; vapour forms explosive mixtures with air, heavier than air. Keep from ignition/heat/sparks/open flames/oxidizers; store dry, sealed, ventilated, inert. Extinguish with dry powder, CO2, alcohol-resistant foam or sand; NO straight water (releases flammable H2); firefighters upwind. |
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健康危害：吞咽可能有害（H303，LD50 大鼠经口 > 2000 mg/kg）；皮肤接触引起刺激（H315）；眼睛接触引起严重刺激（H319）；吸入蒸气引起呼吸道刺激（H335）。操作时做好职业防护与通风。 |
Health: harmful if swallowed (H303, LD50 rat oral >2000 mg/kg); skin irritation (H315); serious eye irritation (H319); respiratory irritation (H335). Use PPE and ventilation. |
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水/湿气反应：与水、酸、碱接触放出易燃氢气，有燃烧爆炸风险；且可自燃。操作与储存须严格防潮、避免接触水/湿气/酸/碱。 |
Water/moisture reactivity: releases flammable hydrogen on contact with water/acid/base (fire/explosion risk); keep strictly dry. |
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运输信息 Transport：UN 1993（FLAMMABLE LIQUID, N.O.S. / 易燃液体，未另作规定，含三乙基硅烷），第 3 类易燃液体，包装类别 II（PG II）；中国危险货物编号 32199（第 3 类 易燃液体，其他）。须使用 UN 认证包装、张贴第 3 类易燃标识，海运/空运/公路分别符合 IMDG/IATA/ADR 要求；具体以目的国法规与承运人判定为准。 |
Transport: UN 1993 (FLAMMABLE LIQUID, N.O.S. (contains triethylsilane)), Class 3 flammable liquid, Packing Group II (PG II); China DG No. 32199 (Class 3 flammable liquid, other). UN-compliant packaging, Class 3 labels; IMDG/IATA/ADR as applicable; per destination regulation and carrier. |
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法规 Regulatory：本品未单列入中国《危险化学品目录(2015版)》序号清单，但属高度易燃液体（H225），依危险特性应作为危险化学品严格管理；德国水危害等级 WGK 1。经核不属于易制毒（445号令三类均不受管控）、不属于易制爆（2017版名录）、不属于重点监管/监控化学品；已列入《中国现有化学物质名录(2013)》。美国 TSCA 已列；欧盟 REACH 已注册（Active）。出口须提供商检与合规 SDS/标签。 |
Regulatory: NOT individually listed in China's Catalog (2015 ed.) sequence, but a highly flammable liquid (H225) managed as hazardous chemical by hazard; Germany WGK 1. Verified NOT precursor (Decree 445 not controlled), NOT explosively-unstable (2017 list), NOT key-supervised/monitored; listed in IECSC (2013). US TSCA listed; EU REACH registered (Active). Export requires commodity inspection and compliant SDS/labels. |
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NFPA 704：健康 1 / 易燃 3 / 反应 1（与水反应）/ NFPA 704: Health 1 / Flammability 3 / Reactivity 1 (water-reactive). |
NFPA 704: Health 1 / Flammability 3 / Reactivity 1 (water-reactive). |
免责声明 / Disclaimer
本技术数据表（TDS）所载信息基于公开标准、行业惯例及供应商提供的数据编制，仅供用户参考，不构成任何明示或暗示的担保。
The information in this Technical Data Sheet (TDS) is compiled from published standards, general industry practice, and data supplied by the manufacturer/supplier. It is provided for the user's reference only and constitutes no express or implied warranty of any kind.
表中规格为试剂级/工业级典型参考值，具体指标以每批次《分析合格证（COA）》为准；用户应自行确认产品对特定用途的适用性与合规性，并遵守所在地法律法规。尤其注意本品为高度易燃液体（第 3 类，UN 1993，包装类别 II，中国危险货物编号 32199），可致易燃液体 2 类（H225）、皮肤刺激 2 类（H315）、严重眼刺激 2 类（H319）及呼吸道刺激（H335），并与水/酸/碱接触放出易燃氢气，须按第 3 类危险化学品严格管控。
The specifications listed are typical reference values for reagent/industrial grade; actual values are subject to the Certificate of Analysis (COA) of each batch. Users shall independently verify the product's suitability and regulatory compliance for the intended use and shall comply with applicable laws and regulations. Note especially that this product is a highly flammable liquid (Class 3, UN 1993, Packing Group II, China DG No. 32199) causing Flam. Liq. 2 (H225), Skin Irrit. 2 (H315), Eye Irrit. 2 (H319) and respiratory irritation (H335), and releases flammable hydrogen on contact with water/acid/base - it must be strictly controlled as a Class 3 hazardous chemical.
在法律允许的最大范围内，重庆广益化工有限公司不对因使用本数据表或本产品而产生的任何损失、损害或后果承担责任。
To the maximum extent permitted by law, Chongqing Guangyi Chemical Co., Ltd. shall not be liable for any loss, damage, or consequence arising from the use of this data sheet or this product.
