CAS 78-92-2 MFCD00004569-2-Butanol 仲丁醇 TAO{mole}

2-Butanol 仲丁醇

CAS 78-92-2 MFCD00004569

化学结构图

SMILES: CCC(C)O

化学属性

Mol. Formula	C4H10O
Mol. Weight	74.12
Refractive index	1.3960 to 1.3980
Density	0.808
Vapor Density	2.6 (vs air)
Boiling Point	98
Vapor Pressure	12.5 mmHg ( 20 °C)
Melting Point	-115
Flash Point	24°C(lit.)
TSCA	Yes
Autoignition Point	761 °F
Appearance	无色液体。熔点-114.7℃，沸点99.5℃，相对密度0.8070（20/4℃），折光率1.3975。闪点26℃。能与醇、醚混溶，稍溶于水。具挥发性，有薄荷样强烈香味。

别名和识别编码

Chemical Name	2-Butanol, 99.5%, reference material
Synonym	2-butanol 2-butanol, (+)-isomer 2-butanol, (+-)-isomer 2-butanol, (-)-isomer 2-butanol, aluminum salt 2-butanol, lithium salt, (+-)-isomer 2-butanol, lithium salt, (R)-isomer 2-butanol, lithium salt, (S)-isomer {} Sec-butyl alcohol sec-butyl alcohol
MDL Number	MFCD00004569
CAS Number	78-92-2
EC Number	201-158-5
Beilstein Registry Number	773649
PubChem Substance ID	6568
Merck Number	1541
Reaxys-RN	773649
Chemical Name Translation	仲丁醇
Wiswesser Line Notation	QY2&1
LabNetwork Molecule ID	LN00164271
InChI	InChI=1S/C4H10O/c1-3-4(2)5/h4-5H,3H2,1-2H3

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安全信息

GHS Symbol

WGK Germany1

Hazard statements

H226 Flammable liquid and vapour 易燃液体和蒸气
H319 Causes serious eye irritation 严重刺激眼睛
H335 May cause respiratory irritation 可能导致呼吸道刺激
H335+H336
H336 May cause drowsiness or dizziness 肯能导致嗜睡或头晕

Precautionary statements

P203
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
P233 Keep container tightly closed. ?保持容器密闭。
P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。
P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. 使用防爆电气/通风/照明/ .../设备。
P242 Use only non-sparking tools. 只能使用无火花工具。
P243 Take precautionary measures against static discharge. 采取预防措施，防止静电放电。
P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
P264+P265
P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
P301+P317
P303+P361+P353
P304+P340
P305+P351+P338
P317
P318
P319
P337+P317
P370+P378
P403+P233
P403+P235
P405 Store locked up. 上锁保管。
P501 Dispose of contents/container to..… 处理内容物/容器.....

Signal word Warning

Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter

RTECSEO1750000

Packing GroupIII

UN Number 1120

Risk Statements

R10 Flammable 易燃
R36/37 Irritating to eyes and respiratory system 对眼睛和呼吸系统有刺激性
R67 Vapours may cause drowsiness and dizziness 蒸汽可能导致嗜睡和昏厥

Safety Statements

S46 If swallowed, seek medical advice immediately and show this container or label 食入时，立即求医并出示容器/标签；
S13 Keep away from food, drink and animal foodstuffs 远离食品、饮料和动物饲料保存；
S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触；
S7/9 Keep container tightly closed and in a well-ventilated place 保持容器严格密闭，置于通风良好的场所；
S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后，立即用大量水冲洗并征求医生意见；

Storage condition Hygroscopic

Hazard Codes 3

Hazard Class3

Warnings 危化品目录(2015)

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - hamster
DOSE/DURATION           : 1218 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   EVHPAZ EHP, Environmental Health Perspectives.  (U.S. Government Printing
   Office, Supt of Documents, Washington, DC 20402)  No.1-    1972-
   Volume(issue)/page/year: 61,321,1985

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 138 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   EVHPAZ EHP, Environmental Health Perspectives.  (U.S. Government Printing
   Office, Supt of Documents, Washington,

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 6480 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine.
   (Chicago, IL)  V.2-10, 1950-54. For publisher information, see AEHLAU.
   Volume(issue)/page/year: 10,61,1954

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 277 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   EVHPAZ EHP, Environmental Health Perspectives.  (U.S. Government Printing
   Office, Supt of Documents, Washington, DC 20402)  No.1-    1972-
   Volume(issue)/page/year: 61,321,1985

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED

TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 5000 ppm/7H
SEX/DURATION            : female 1-19 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   FAATDF Fundamental and Applied Toxicology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1981-  Volume(issue)/page/year:
   12,469,1989

TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 7000 ppm/7H
SEX/DURATION            : female 1-19 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
   resorbed implants per total number of implants)
   Reproductive - Effects on Embryo or Fetus - fetal death
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   FAATDF Fundamental and Applied Toxicology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1981-  Volume(issue)/page/year:
   12,469,1989

Restrict 危险品

其他信息

蒸气压:12.5 mm Hg ( 20 °C)
蒸气密度:2.6 (vs air)
MOL 文件:15892-23-6.mol
方法一:由丁烯（1-丁烯、顺2-丁烯、反2-丁烯）水合制得。在石脑油裂化制造乙烯时，由丁烷-丁烯馏分将丁二烯抽提后的残液，或以炼油厂的炼厂气中的丁烷-丁烯馏分为原料，用硫酸吸收丁烯变为硫酸丁酯。然后加水稀释，加热水解为仲丁醇，经蒸汽解吸、精馏而得成品。也可以采用直接水合法生产。
用途一:仲丁醇大部分用于生产甲乙酮。还用作溶剂、选矿剂、除草剂、增塑剂的原料。
上游原料:1,3-丁二烯 --> 正丁烷 --> 石脑油 --> 仲丁醇 --> 硫酸二丁酯 --> 顺-2-丁烯 --> 反-2-丁烯