溴代十二烷 1-Bromododecane

CAS 登记号 CAS No.

143-15-7

分子式 Molecular formula

C12H25Br（(CH3(CH2)11Br)）

分子量 Molecular weight

249.23 g/mol（249.24）

EC 号 EC / EINECS

205-587-9

PubChem CID

8919

MDL 号

MFCD00000225

RTECS 号

—（未列）/ not listed

HS 编码 HS Code

2903300000（中国 8 位 29033000；10 位 2903300000，溴代链状烃

China 8-digit 29033000; 10-digit 2903300000, bromo derivatives of acyclic hydrocarbons）

UN 编号 / 危险类别 UN / Class

依国际主流 SDS 未列为危险货物（RIDADR NONH for all modes；可燃液体，闪点约 110 °C）。注：个别中国 SDS 误列 UN 2811

第 6.1 类，与液态及高闪点不符 / Per major international SDS not a dangerous good (RIDADR NONH for all modes; combustible liquid, FP ~110 C). Note: a few Chinese SDS erroneously list UN 2811 / Class 6.1, inconsistent with liquid state & high FP

中国危险货物编号 China DG No.

未专项列名（按可燃液体管理）/ not specifically listed (managed as combustible liquid)

中国危险化学品目录序号

未列入《危险化学品目录(2015版)》（现行有效）/ NOT listed in Catalog of Hazardous Chemicals (2015 ed.), current in-force

别名 Synonyms

溴代十二烷；1-溴十二烷；十二烷基溴；月桂基溴；1-Bromododecane；Dodecyl bromide；Lauryl bromide；n-Dodecyl bromide

项目 Item

指标 Specification (典型值 Typical)

测试方法 Test Method

含量 Assay (GC)

>= 95.0 %（试剂级）；>= 98.0 %（高纯级）/ >=95.0% (reagent); >=98.0% (high purity)

气相色谱 GC

外观 Appearance

无色至淡黄色透明液体 / Colorless to light-yellow clear liquid

Visual

相对密度 Specific gravity (25 °C)

约 1.04 g/cm3 / ~1.04 g/cm3

密度计/比重瓶 Pycnometer

折射率 Refractive index n20/D

约 1.458 / ~1.458

折光仪 Refractometer

水分 Water

<= 0.2 %（高纯级）/ <=0.2% (high purity)

卡尔费休 Karl Fischer

酸度/游离溴 Acid/free bromine

符合试剂级限度 / within reagent limits

滴定 Titration

分子式 Molecular formula

C12H25Br（(CH3(CH2)11Br)）

分子量 Molecular weight

249.23 g/mol（249.24）

外观 Appearance

无色至淡黄色透明液体

Colorless to light-yellow clear liquid

熔点 Melting point

约 −11 至 −9 °C

~−11 to −9 C

沸点 Boiling point

约 276 °C（常压，文献；受热可分解）；134–135 °C

6 mmHg（减压）/ ~276 C (atmospheric, lit., may decompose); 134–135 C / 6 mmHg (reduced pressure)

密度 Density

约 1.04 g/cm3（25 °C）/ ~1.04 g/cm3 (25 C)

折射率 Refractive index n20/D

约 1.458

~1.458

闪点 Flash point

约 110 °C（闭杯）/ ~110 C (closed cup)

蒸气密度 Vapor density

约 8.6（对空气）/ ~8.6 (vs air)

溶解度 Solubility

不溶于水；溶于乙醇、乙醚等有机溶剂

Insoluble in water; soluble in ethanol, diethyl ether and other organic solvents

稳定性 Stability

稳定；可燃。与强氧化剂、强碱不相容

Stable; combustible. Incompatible with strong oxidizers and strong bases

禁配物 Incompatibilities

强氧化剂、强碱

Strong oxidizers, strong bases

NFPA 704

健康 1

易燃 1 / 反应 0（储存类别 10 可燃液体）/ Health 1 / Flammability 1 / Reactivity 0 (Storage Class 10 combustible liquids)

燃烧性 Flammability

可燃液体（闪点约 110 °C）/ Combustible liquid (FP ~110 C)

有机合成中间体：用于烷基化反应，制备表面活性剂、季铵盐（如苯扎氯铵、度米芬等）的中间体。

Organic synthesis intermediate: used in alkylation to produce surfactants and quaternary ammonium salts (e.g. benzalkonium bromide, domiphen bromide).

医药与农药：医药中间体；用于昆虫信息素、相转移催化剂及特种化学品合成。

Pharma & agrochemicals: pharmaceutical intermediates; used for insect pheromones, phase-transfer catalysts and specialty chemical synthesis.

材料改性：改善刚性多环芳烃等材料的溶解性与可加工性；用于聚氨酯疏水化改性。

Materials modification: improves solubility/processability of rigid polycyclic aromatics; hydrophobation of polyurethanes.

其他：用作溶剂、链终止剂及有机合成砌块。

Other: used as a solvent, chain-terminator and organic synthesis building block.

储存于阴凉、干燥、通风良好的库房；远离火种、热源；与强氧化剂、强碱分开存放，切忌混储。保持容器密封，防止吸湿。

Store in a cool, dry, well-ventilated area; away from ignition and heat; segregate from strong oxidizers and strong bases. Keep containers tightly closed against moisture.

操作人员须佩戴防护眼镜、防化学品手套（丁腈/橡胶）、防护服与防尘口罩，在通风良好处作业，避免皮肤/眼睛接触与吸入蒸气或粉尘。工作现场禁止吸烟、进食和饮水，工后更衣。

Operators wear goggles, chemical-resistant gloves (nitrile/rubber), protective clothing and dust mask; work in well-ventilated areas; avoid skin/eye contact and inhalation of vapour or dust. No smoking/eating/drinking on site; change clothes after work.

禁忌：与强氧化剂、强碱不相容，遇高热、明火有燃烧危险。使用防爆电器与不产生火花的工具；禁止使用易产生火花的机械设备和工具装卸。

Incompatibilities: incompatible with strong oxidizers and strong bases; combustible near high heat or open flame. Use explosion-proof electricals and spark-free tools; avoid spark-producing equipment during handling.

液体：常见 25 kg、100 kg、200 kg 塑料桶或钢桶；亦可根据客户需求提供 IBC 吨桶等。

Liquid: commonly 25 kg, 100 kg, 200 kg in plastic or steel drums; IBC totes available on request.

注意：依国际主流 SDS 未列为危险货物（可燃液体，闪点约 110 °C）；若按部分中国 SDS 以 UN 2811 / 第 6.1 类出运，须使用合规包装并张贴相应标识，并以承运人判定为准。

Note: per major international SDS not a dangerous good (combustible liquid, FP ~110 C); if shipped per some Chinese SDS as UN 2811 / Class 6.1, use compliant packaging and affix the corresponding labels, subject to carrier.

在原包装、密封、阴凉干燥（防潮、避光、远离热源）条件下，建议保质期 24 个月。开封后宜尽快使用。

Recommended shelf life 24 months under original sealed packaging, cool and dry (moisture-proof, away from light and heat). Use promptly after opening.

GHS 危险性分类：急性毒性 4 类 H302（吞咽有害）；皮肤刺激 2 类 H315（造成皮肤刺激）；严重眼刺激 2 类 H319（造成严重眼刺激）；特异性靶器官毒性·单次接触 3 类 H335（可能引起呼吸道刺激）。象形图：GHS07（感叹号）；信号词 警告/Warning。部分 SDS 另列 H304（吸入危害）与 H411（对水生环境长期有害）。

GHS classification: Acute Tox. 4 H302 (harmful if swallowed); Skin Irrit. 2 H315 (causes skin irritation); Eye Irrit. 2 H319 (causes serious eye irritation); STOT SE 3 H335 (may cause respiratory irritation). Pictogram: GHS07 (exclamation); Signal word Warning. Some SDS also list H304 (aspiration hazard) and H411 (long-term hazard to aquatic environment).

⚠ 刺激性（最重要）：对皮肤、眼睛和呼吸道有刺激性；可燃液体（闪点约 110 °C），遇高热、明火或强氧化剂有燃烧危险。远离开火、热源与强氧化剂；储存使用阴凉、通风。灭火用泡沫、二氧化碳、干粉、砂土；消防人员上风向、防毒面具、全身防护。

⚠ Irritant (MOST IMPORTANT): irritates skin, eyes and respiratory tract; combustible liquid (FP ~110 C) that can burn near high heat, open flame or strong oxidizers. Keep from ignition, heat and strong oxidizers; store cool/ventilated. Extinguish with foam, CO2, dry powder, sand; firefighters upwind, respirators, full protection.

健康危害：吞咽有害（H302）；皮肤接触致刺激（H315）；眼睛接触致严重刺激（H319）；吸入致呼吸道刺激（H335）。操作时做好职业防护与通风。

Health: harmful if swallowed (H302); skin contact irritates (H315); eye contact causes serious irritation (H319); inhalation irritates respiratory tract (H335). Use PPE and ventilation.

运输信息 Transport：依国际主流 SDS（Sigma/Fisher 等），本品未列为危险货物（可燃液体，闪点约 110 °C，RIDADR NONH for all modes）。个别中国 SDS 误列 UN 2811 / 第 6.1 类（与液态及高闪点不符）。出口须随附合规 SDS/标签与商检，并以目的国法规与承运人判定为准。

Transport: per major international SDS (Sigma/Fisher etc.) not classified as a dangerous good (combustible liquid, FP ~110 C, RIDADR NONH for all modes). A few Chinese SDS erroneously list UN 2811 / Class 6.1 (inconsistent with liquid state & high FP). Export requires compliant SDS/labels and commodity inspection; per destination regulation and carrier.

法规 Regulatory：经核未列入中国《危险化学品目录(2015版)》（现行有效）；不属于易制毒（第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)》。德国水危害等级 WGK 3。美国 TSCA 已列；欧盟 REACH 已注册（Active）。

Regulatory: verified NOT listed in China's (current in-force); NOT a precursor (Decree 445 all three categories not controlled), NOT explosively-unstable (2017 list), NOT key-supervised/monitored; listed in IECSC (2013). Germany WGK 3. US TSCA listed; EU REACH registered (Active).

NFPA 704：健康 1 / 易燃 1 / 反应 0（储存类别 10 可燃液体）/ NFPA 704: Health 1 / Flammability 1 / Reactivity 0 (Storage Class 10 combustible liquids).

NFPA 704: Health 1 / Flammability 1 / Reactivity 0 (Storage Class 10 combustible liquids).