己烷

  • 基本信息
  • 制备方法及用途
  • 物化性质
  • 安全信息
  • 毒理性
  • MSDS
  • 海关数据
  • 结构与计算化学
  • 上游产品
  • 下游产品
  • 表征图谱

己烷 基本信息

中文名称:
己烷 
中文别名:
正己烷;
己烷 
英文名称:
Hexane
英文别名:
Hexane;
n-Hexane 
CAS No.:
110-54-3
分 子 式:

C6H14

分 子 量:
86.18
精确分子量:
86.10960
PSA:
0.00000
MDL:
MFCD00009520
EINECS:
203-523-4
BRN:
1730733
InChI:
The Key: VLKZOEOYAKHREP-UHFFFAOYSA-N
危险品标志:

F:Highly flammable
Xn:Harmful

风险术语:

R11; R38; R48/20;

安全术语:

S16; S29; S33;

分子结构式:
SDS:
查看

己烷 制备方法及用途

制备方法

由石油馏分中分馏而得(见19313)。

合成制备方法

1.存在于直馏汽油、铂重整抽余油或湿性天然气中,含量1%~15%。目前,工业生产主要是从铂重整装置的抽余油(含己烷11%~13%)中分离,用精馏法除去轻重组分后,得到含正己烷60%~80%的馏分。采用双塔连续精馏,再经0501型催化剂加氢,除去苯等不饱和烃,得到合格产品。美国还采用吸附分离法制备正己烷。

2.以正己烷为原料(正己烷含量为90%~95%),经过精密精馏制得高纯正己烷。

3.主要采用抽余油分离法。将铂重整装置的抽余油 ( 含乙烷1 1%~1 3%)精馏分离,除去轻重组分后,得正己烷,纯度为6 0%~8 0%,再以6 0~1 4 0℃的馏分为原料 ( 含正己烷1 1%~1 3%) ,采用两塔连续分离,除轻、重组分后,得含正己烷为6 0%~8 0%的馏分,最后经过0 5 0 1催化剂加氢,除去苯等不饱和烃而得正己烷。

用途简介

正己烷为有机溶剂,有良好的黏性,常用于橡胶食品、制药、香水、制鞋、胶带、制球、研磨(grinding)、皮革、纺织、家具、油漆工业、或为稀释、或为清洁溶剂、或为黏胶。另外可为萃取种籽油(seed-oil)时之溶剂(如大豆油、棉籽油、亚麻子油(flax)、花生、红花籽油(safflower)等;亦可为制造聚合物之原料;如聚丙烯(polypropylene)、聚乙烯(polyethylene)。

用途

1.主要作溶剂,如丙烯等烯烃聚合时的溶剂、食用植物油的提取剂、橡胶和涂料的溶剂以及颜料的稀释剂。此外,它还是高辛烷值燃料。

2.主要用于大气监测以及配制标准气、校正气。

3.用作溶剂、色谱分析参比物质。用于折射率的测定,甲醇中水分的测定,还用于有机合成。

4.主要作溶剂。在化妆品中用作溶剂,主要用作指甲油等化妆品用纤维素的溶剂。

5.用于有机合成,用作溶剂、化学试剂、涂料稀释剂、聚合反应的介质等。[27]

己烷 物化性质

外观与性状:
无色液体带有一种像汽油的气味
密度:
0.659
熔点:
-95ºC
沸点:
69ºC
闪点:
-22ºC
折射率:
1.3748-1.381
存储条件/存储方法:
库房通风低温干燥,与氧化剂、酸类分开存放
稳定性相关:

1.稳定性[23]  稳定

2.禁配物[24]  强氧化剂、强酸、强碱、卤素

3.聚合危害[25]  不聚合

其它信息:

1.性状:高度挥发性无色液体,有汽油味。[1]

2.熔点(℃):-95.3~-94.3[2]

3.沸点(℃):69[3]

4.相对密度(水=1):0.66[4]

5.相对蒸气密度(空气=1):2.97[5]

6.饱和蒸气压(kPa):17(20℃)[6]

7.燃烧热(KJ/mol):-4159.1[7]

8.临界温度(℃):234.8[8]

9.临界压力(MPa):3.09[9]

10.辛醇/水分配系数:3.9[10]

11.闪点(℃):-22[11]

12.引燃温度(℃):225[12]

13.爆炸上限(%):7.5[13]

14.爆炸下限(%):1.1[14]

15.溶解性:不溶于水,溶于乙醇、乙醚、丙酮、氯仿等多数有机溶剂。[15]

16.燃烧总发热量(KJ/mol):4165.9

17.燃烧最低发热量(KJ/mol):3857.6

18.黏度(25℃,液体)/mPa·s:0.307

19.蒸发热(0ºC)(kJ/mol):33.12

20.溶化热(kJ/mol):13.04

21.苯胺点(ºC):63.6

22.热导率(25 ºC,液体)/[W/(m·K)]:116.81×10-3

23.生成热(25 ºC,液体) /(kJ·mol):-198.96

24.比热容(0 ºC,定压,液体)/[kJ/(kg·K)]:2.278

己烷 安全信息

包装等级:
II
风险类别:
3
海关代码:
2901100000
WGK_Germany:
3
德国有关水污染物质的分类清单
危险类别码:
R11;R38;R48/20;R51/53;R62;R65;R67
安全说明:
S16-S29-S33-S36/37-S61-S62-S9
安全标志:
S9:保持容器在一个有良好通风放的场所。
S16:远离火源。
S29:不要将残余物倾入排水口。
S33:采取防护措施防止静电发生。
S51:只能在通风良好的场所使用。
S24/25:防止皮肤和眼睛接触。
危险标志:
F:Flammable

己烷 毒理性

CHEMICAL IDENTIFICATION

RTECS NUMBER :
MN9275000
CHEMICAL NAME :
Hexane
CAS REGISTRY NUMBER :
110-54-3
LAST UPDATED :
199712
DATA ITEMS CITED :
61
MOLECULAR FORMULA :
C6-H14
MOLECULAR WEIGHT :
86.20
WISWESSER LINE NOTATION :
6H

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Human
DOSE/DURATION :
190 ppm/8W
TOXIC EFFECTS :
Peripheral Nerve and Sensation - structural change in nerve or sheath
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
28710 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
48000 ppm/4H
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
9100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
120 gm/m3
TOXIC EFFECTS :
Behavioral - general anesthetic Lungs, Thorax, or Respiration - respiratory depression Cardiac - other changes
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
831 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex)
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
132 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2000 ppm/12H/24W-I
TOXIC EFFECTS :
Spinal Cord - other degenerative changes Peripheral Nerve and Sensation - recording from peripheral motor nerve Biochemical - Metabolism (Intermediary) - other proteins
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
40 gm/kg/4W-I
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1000 ppm/24H/11W-C
TOXIC EFFECTS :
Brain and Coverings - recordings from specific areas of CNS Behavioral - muscle weakness Nutritional and Gross Metabolic - weight loss or decreased weight gain
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1 pph/6H/13W-I
TOXIC EFFECTS :
Brain and Coverings - changes in brain weight Nutritional and Gross Metabolic - weight loss or decreased weight gain
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
476 ppm/6H/4W-I
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - dehydrogenases
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3000 ppm/6H/2Y-I
TOXIC EFFECTS :
Nutritional and Gross Metabolic - weight loss or decreased weight gain
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
500 ppm/24H/9W-C
TOXIC EFFECTS :
Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Nutritional and Gross Metabolic - weight loss or decreased weight gain
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
18900 mg/kg/35D-I
TOXIC EFFECTS :
Peripheral Nerve and Sensation - recording from afferent nerve Peripheral Nerve and Sensation - recording from peripheral motor nerve Nutritional and Gross Metabolic - weight loss or decreased weight gain
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4788 mg/kg/7D-I
TOXIC EFFECTS :
Liver - other changes Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - multiple enzyme effects
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1200 ppm/12H/16W-I
TOXIC EFFECTS :
Peripheral Nerve and Sensation - recording from peripheral motor nerve Nutritional and Gross Metabolic - weight loss or decreased weight gain Biochemical - Metabolism (Intermediary) - other proteins
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
10000 ppm/6H/13W-I
TOXIC EFFECTS :
Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Behavioral - changes in motor activity (specific assay) Blood - changes in other cell count (unspecified)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Bird - chicken
DOSE/DURATION :
18 gm/kg/90D-I
TOXIC EFFECTS :
Peripheral Nerve and Sensation - structural change in nerve or sheath Behavioral - ataxia Related to Chronic Data - death
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
10000 ppm/7H
SEX/DURATION :
female 15 day(s) pre-mating female 1-18 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - behavioral
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
1000 ppm/6H
SEX/DURATION :
female 8-16 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
5000 ppm/20H
SEX/DURATION :
female 6-19 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
238 gm/kg
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

MUTATION DATA

TYPE OF TEST :
Cytogenetic analysis
TEST SYSTEM :
Rodent - hamster Fibroblast
REFERENCE :
FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 22,623,1984 *** REVIEWS *** ACGIH TLV-TWA 176 mg/m3 (50 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 500 ppm (1800 mg/m3) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,126,1971 OSHA PEL (Gen Indu):8H TWA 500 ppm (1800 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 500 ppm (1800 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 500 ppm (1800 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 500 ppm (1800 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 50 ppm (180 mg/m3) JAN 1993 OEL-BELGIUM:TWA 50 ppm (176 mg/m3) JAN 1993 OEL-DENMARK:TWA 50 ppm (180 mg/m3) JAN 1993 OEL-FINLAND:TWA 50 ppm (180 mg/m3);STEL 150 ppm (530 mg/m3) JAN 1993 OEL-FRANCE:TWA 50 ppm (170 mg/m3) JAN 1993 OEL-GERMANY:TWA 50 ppm (180 mg/m3) JAN 1993 OEL-HUNGARY:TWA 100 mg/m3;STEL 200 mg/m3;Skin JAN 1993 OEL-JAPAN:TWA 40 ppm (140 mg/m3);Skin JAN 1993 OEL-THE NETHERLANDS:TWA 100 ppm (360 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 500 ppm (1800 mg/m3) JAN 1993 OEL-POLAND:TWA 400 mg/m3 JAN 1993 OEL-RUSSIA:TWA 40 ppm;STEL 300 mg/m3 JAN 1993 OEL-SWEDEN:TWA 25 ppm (90 mg/m3);STEL 50 ppm (180 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 50 ppm (180 mg/m3);STEL 100 ppm (360 mg/m3) JAN 1993 OEL-TURKEY:TWA 500 ppm (1800 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 100 ppm (360 mg/m3);STEL 125 ppm JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO HEXANE-air:10H TWA 50 ppm REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 36955 No. of Facilities: 72257 (estimated) No. of Industries: 281 No. of Occupations: 168 No. of Employees: 763261 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 36955 No. of Facilities: 40256 (estimated) No. of Industries: 221 No. of Occupations: 161 No. of Employees: 643101 (estimated) No. of Female Employees: 138726 (estimated)
毒理学数据:

1.急性毒性[16]

LD50:25g/kg(大鼠经口)

LC50:48000ppm(大鼠吸入,4h)

2.刺激性[17]  家兔经眼:10mg,轻度刺激。

3.亚急性与慢性毒性[18]  大鼠每天吸入2.76g/m3,持续143d,夜间活动减少,网状内皮系统轻度异常反应,末梢神经有髓鞘退行性变,轴突轻度变化,腓肠肌肌纤维轻度萎缩。

生态数据:

1.生态毒性[19]

LC50:4mg/L(24h)(金鱼);>50mg/L(24h)(水蚤)

IC50:10mg/L(72h)(藻类)

2.生物降解性[20]  MITI-I测试,初始浓度100ppm,污泥浓度30ppm,4周后降解100%。

3.非生物降解性[21]  空气中,当羟基自由基浓度为5.00×105个/cm3时,降解半衰期为3d(理论)。

4.生物富集性[22]  BCF:200(理论)

己烷 MSDS

国标编号: 31005
CAS: 110-54-3
中文名称: 正己烷
英文名称: n-hexane;Hexyl hydride
别 名: 己烷
分子式: C6H14;CH3(CH2)4CH3
分子量: 86.17
熔 点: -95.6℃ 沸点:68.7℃
密 度: 相对密度(水=1)0.66;
蒸汽压: -25.5℃(蒸汽压:13.33kPa/15.8℃)
溶解性: 不溶于水,溶于乙醇、乙醚等多数有机溶剂
稳定性: 稳定
外观与性状: 无色液体,有微弱的特殊气味
危险标记: 7(低闪点易燃液体)
用 途: 用于有机合成,用作溶剂、化学试剂、涂料稀释剂、聚合反应的介质等

2.对环境的影响:
一、健康危害

侵入途径:吸入、食入、经皮吸收。
健康危害:本品有麻醉和刺激作用。长期接触可致周围神经炎。
急性中毒:吸入高浓度本品出现头痛、头晕、恶心、共济失调等,重者引起神志丧失甚至死亡。对眼和上呼吸道有刺激性。
慢性中毒:长期接触出现头痛、头晕、乏力、胃纳减退;其后四肢远端逐渐发展成感觉异常,麻木,触、痛、震动和位置等感觉减退,尤以下肢为甚,上肢较少受累。进一步发展为下肢无力,肌肉疼痛,肌肉萎缩及运动障碍。神经-肌电图检查示感神经及运动神经传导速度减慢。

二、毒理学资料及环境行为

毒性:属低毒类。
急性毒性:LD5028710mg/kg(大鼠经口);人吸入12.5g/m3,轻度中毒、头痛、恶心、眼和呼吸刺激症状。
亚急性和慢性毒性:大鼠吸入2.76g/m3/天,143天,夜间活动减少,网状内皮系统轻度异常反应,末梢神经有髓鞘退行性变,轴突轻度变化腓肠肌肌纤维轻度萎缩。

危险特性:极易燃,其蒸气与空气可形成爆炸性混合物。遇明火、高热极易燃烧爆炸。与氧化剂接触发生强烈反应,甚至引起燃烧。在火场中,受热的容器有爆炸危险。其蒸气比空气重,能在较低处扩散到相当远的地方,遇明火会引着回燃。
燃烧(分解)产物:一氧化碳、二氧化碳。


3.现场应急监测方法:
气体检测管法
气体速测管(北京劳保所产品、德国德尔格公司产品)


4.实验室监测方法:
气相色谱法《食品中添加剂的分析方法》马家骧等译
气相色谱法《空气中有害物质的测定方法》(第二版),杭士平主编


5.环境标准:
前苏联 车间空气中有害物质的最高容许浓度 300mg/m3
前苏联(1978)环境空气中最高容许浓度 60mg/m3(一次值)


6.应急处理处置方法:
一、泄漏应急处理

迅速撤离泄漏污染区人员至安全区,并进行隔离,严格限制出入。切断火源。建议应急处理人员戴自给正压式呼吸器,穿消防防护服。尽可能切断泄漏源。防止进入下水道、排洪沟等限制性空间。小量泄漏:用砂土或其它不燃材料吸附或吸收。也可以用不燃性分散剂制成的乳液刷洗,洗液稀释后放入废水系统。大量泄漏:构筑围堤或挖坑收容;用泡沫覆盖,降低蒸气灾害。用防爆泵转移至槽车或专用收集器内,回收或运至废物处理场所处置。

二、防护措施

呼吸系统防护:空气中浓度超标时,佩戴自吸过滤式防毒面具(半面罩)。
眼睛防护:必要时,戴化学安全防护眼镜。
身体防护:穿防静电工作服。
手防护:戴防苯耐油手套。
其它:工作现场严禁吸烟。避免长期反复接触。

三、急救措施

皮肤接触:脱去被污染的衣着,用肥皂水和清水彻底冲洗皮肤。
眼睛接触:提起眼睑,用流动清水或生理盐水冲洗。就医。
吸入:迅速脱离现场至空气新鲜处。保持呼吸道通畅。如呼吸困难,给输氧。如呼吸停止,立即进行人工呼吸。就医。
食入:饮足量温水,催吐,就医。

灭火方法:喷水冷却容器,可能的话将容器从火场移至空旷处。处在火场中的容器若已变色或从安全泄压装置中产生声音,必须马上撤离。灭火剂:泡沫、干粉、二氧化碳、砂土。用水灭火无效。

己烷 海关数据

中国海关编码:2901100000

概述:
2901100000 饱和无环烃。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:2.0%。普通关税:30.0%
申报要素:
品名, 成分含量, 用途, 用作气体燃料的应报明包装容器容积, 散装货物应报明
摘要/Summary:
2901100000 saturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

己烷 分子结构与计算化学数据

分子结构数据

1、摩尔折射率:29.84

2、摩尔体积(cm3/mol):127.5

3、等张比容(90.2K):270.8

4、表面张力(dyne/cm):20.3

5、介电常数(F/m):1.87

6、极化率(10-24cm3):11.83

计算化学数据

1.疏水参数计算参考值(XlogP):无

2.氢键供体数量:0

3.氢键受体数量:0

4.可旋转化学键数量:3

5.互变异构体数量:无

6.拓扑分子极性表面积0

7.重原子数量:6

8.表面电荷:0

9.复杂度:12

10.同位素原子数量:0

11.确定原子立构中心数量:0

12.不确定原子立构中心数量:0

13.确定化学键立构中心数量:0

14.不确定化学键立构中心数量:0

15.共价键单元数量:1

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