丙炔

密度：

0.648 g/cm3

熔点：

−102.7 °C(lit.)

沸点：

−23.2 °C(lit.)

闪点：

-51 °C

折射率：

1.363

存储条件/存储方法：

库房通风低温干燥,轻装轻卸,与氧气、空气等助燃气体钢瓶分开存放

稳定性相关：

1.稳定性^[19]  稳定

2.禁配物^[20]  强氧化剂、碱金属、碱土金属、重金属尤其是铜、重金属盐、卤素

3.避免接触的条件^[21]  受热

4.聚合危害^[22]  聚合

其它信息：

1.性状：无色气体^[1]

2.熔点（℃）：-102.7^[2]

3.沸点（℃）：-23.2^[3]

4.相对密度（水=1）：0.71（-50℃）^[4]

5.相对蒸气密度（空气=1）：1.38^[5]

6.饱和蒸气压（kPa）：516.76（20℃）^[6]

7.燃烧热（kJ/mol）：-1849.6^[7]

8.临界温度（℃）：129.2^[8]

9.临界压力（MPa）：5.63^[9]

10.辛醇/水分配系数：0.94^[10]

11.闪点（℃）：＜-30^[11]

12.引燃温度（℃）：340.15^[12]

13.爆炸上限（%）：11.7^[13]

14.爆炸下限（%）：1.7^[14]

15.溶解性：微溶于水，溶于乙醇、乙醚等多数有机溶剂。^[15]

16.临界密度（g·cm^-3）：0.245

17.临界体积（cm³·mol^-1）：163.5

18.临界压缩因子：0.275 

19.偏心因子：0.216

20.气相标准燃烧热(焓)(kJ·mol^-1)：-1936.7

21.气相标准声称热(焓)( kJ·mol^-1)：184.5

22.气相标准熵(J·mol^-1·K^-1) ：248.47

23.气相标准生成自由能( kJ·mol^-1)：193.5

24.气相标准热熔(J·mol^-1·K^-1)：60.73

风险类别：

2.1

海关代码：

2901299090

WGK_Germany：

-
德国有关水污染物质的分类清单

危险类别码：

R11;R37

安全说明：

S16-S36-S38

RTECS号：

UK4250000

安全标志：

S16:远离火源。
S36:穿戴合适的防护服装。
S38:在通风不良的场所，佩戴合适的呼吸装置。

危险标志：

F:Flammable;Xi:Irritant;

CHEMICAL IDENTIFICATION

RTECS NUMBER :

UK4250000

CHEMICAL NAME :

Propyne

CAS REGISTRY NUMBER :

74-99-7

BEILSTEIN REFERENCE NO. :

0878138

LAST UPDATED :

199712

DATA ITEMS CITED :

29

MOLECULAR FORMULA :

C3-H4

MOLECULAR WEIGHT :

40.07

WISWESSER LINE NOTATION :

2UU1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LC - Lethal concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

>42000 ppm/6H

TOXIC EFFECTS :

Behavioral - general anesthetic Behavioral - altered sleep time (including change in righting reflex) Behavioral - ataxia

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

28700 ppm/6H/26W-I

TOXIC EFFECTS :

Behavioral - general anesthetic Lungs, Thorax, or Respiration - other changes Related to Chronic Data - death

TYPE OF TEST :

TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Mammal - dog

DOSE/DURATION :

28700 ppm/6H/26W-I

TOXIC EFFECTS :

Sense Organs and Special Senses (Eye) - mydriasis (pupillary dilation) Behavioral - general anesthetic Gastrointestinal - changes in structure or function of salivary glands

MUTATION DATA

TYPE OF TEST :

Mutation in microorganisms

TEST SYSTEM :

Bacteria - Escherichia coli

REFERENCE :

MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 307,335,1994 *** REVIEWS *** ACGIH TLV-TWA 1640 mg/m3 (1000 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 1000 ppm (1650 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: 3,153,1971 OSHA PEL (Gen Indu):8H TWA 1000 ppm (1650 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 1000 ppm (1650 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 1000 ppm (1650 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 1000 ppm (1650 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 1000 ppm (1650 mg/m3);STEL 1250 ppm JAN 1993 OEL-BELGIUM:TWA 1000 ppm (1640 mg/m3);STEL 1250 ppm (2050 mg/m3) JAN 1993 OEL-DENMARK:TWA 1000 ppm (1650 mg/m3) JAN 1993 OEL-FINLAND:TWA 1000 ppm (1650 mg/m3);STEL 1250 ppm (2065 mg/m3) JAN 1993 OEL-FRANCE:TWA 1000 ppm (1650 mg/m3) JAN 1993 OEL-GERMANY:TWA 1000 ppm (1650 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 1000 ppm (1650 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 1000 ppm (1650 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 1000 ppm (1650 mg/m3) JAN 1993 OEL-TURKEY:TWA 1000 ppm (1650 mg/m3) 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 METHYL ACETYLENE-air:10H TWA 1000 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 - 46435 No. of Facilities: 311 (estimated) No. of Industries: 9 No. of Occupations: 13 No. of Employees: 5033 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 46435 No. of Facilities: 3 (estimated) No. of Industries: 1 No. of Occupations: 7 No. of Employees: 119 (estimated) No. of Female Employees: 6 (estimated)

毒理学数据：

1.急性毒性  暂无资料

2.刺激性   暂无资料

3.其他^[16]  TCLo：47000mg/m³(大鼠吸入，7min)

生态数据：

1.生态毒性^[17]  LC50：140~399mg/L（96h）（鱼）

2.生物降解性  暂无资料

3.非生物降解性^[18]  空气中，当羟基自由基浓度为5.00×10⁵个/cm³时，降解半衰期为2.7d（理论）。

中国海关编码：2901299090

概述：

2901299090 其他不饱和无环烃。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：

2901299090 unsaturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

分子结构数据

1、摩尔折射率：13.77

2、摩尔体积（cm³/mol）：61.8

3、等张比容（90.2K）：130.5

4、表面张力（dyne/cm）：19.8

5、介电常数：2.56

6、偶极距（10^-24cm³）：无可用

7、极化率：5.46

计算化学数据

1.疏水参数计算参考值（XlogP）:0.9

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:0

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:3

8.表面电荷:0

9.复杂度:26.5

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