英语词典化工词典

4-methyl-2-pentanone

4-methyl-2-pentanone


  • 中文别名:4-甲基-2-戊酮
  • 中文释义:4-甲基-2-戊酮;甲基异丁基甲酮
  • 英文别名:2-Pentanone, 4-methyl-;
    4-Methyl-2-pentanone;
    Isobutyl methyl ketone,Isopropylacetone,Methyl isobutyl ketone;
    4-Methyl-2-pe;
    Methyl Isobutyl Ketone;
    4-methylpentan-2-one 
  • CAS No.:108-10-1
  • 分子式:

    C6H12O

  • 分子量:100.16
  • 精确分子量:100.08882
  • PSA:17.1 A2
  • MDL:MFCD00008938
  • InChI:InChI=1/C6H12O/c1-5(2)4-6(3)7/h5H,4H2,1-3H3
  • 分子结构式:

物化性质

外观与性状:
透明液体
密度:
0.800±0.06 g/cm3
熔点:
-85 °C
沸点:
116.5±8.0 °C
闪点:
13.3±0.0 °C
水溶解性:
Soluble (12 g/L)
折射率:
n20/D 1.395(lit.)
蒸汽压:
18.2mmHg at 25°C
蒸汽密度:
18.2 Torr
存储条件/存储方法:
库房通风低温干燥,轻装轻卸、与氧化剂和酸类分开存放
稳定性相关:

1.能与乙醇、乙醚、苯等大多数有机溶剂和动植物油相混溶。是硝酸纤维素、聚氯乙烯、聚乙酸乙烯酯、聚苯乙烯、环氧树脂、天然及合成橡胶、DDT、2,4-D以及许多有机物的优良溶剂。能配制成低黏度溶液,防止凝胶化。

2.化学性质:分子中羰基及邻接的氢原子富有化学反应性,化学性质与丁酮相似。例如用铬酸等强氧化剂氧化时,生成乙酸、异丁酸、异戊酸、二氧化碳和水。催化加氢得到4-甲基-2-戊醇。与亚硫酸氢钠生成加成产物。在碱性催化剂存在下,与其他羰基化合物发生缩合反应。与肼缩合生成腙,与乙酸乙酯发生Claisen缩合反应。

3.稳定性[21] 稳定

4.禁配物[22] 强氧化剂、强还原剂、强碱

5.聚合危害[23] 不聚合

其它信息:

1.性状:无色透明液体,有令人愉快的酮样香味。[1]

2.熔点(℃):-85[2]

3.沸点(℃):115.8[3]

4.相对密度(水=1):0.80(25℃)[4]

5.相对蒸气密度(空气=1):3.5[5]

6.饱和蒸气压(kPa):2.13(20℃)[6]

7.燃烧热(kJ/mol):-3740[7]

8.临界温度(℃):298.2[8]

9.临界压力(MPa):3.27[9]

10.辛醇/水分配系数:1.31[10]

11.闪点(℃):16(TCC);23.9(OC);23(CC)[11]

12.引燃温度(℃):449[12]

13.爆炸上限(%):7.5[13]

14.爆炸下限(%):1.4[14]

15.溶解性:微溶于水,易溶于多数有机溶剂。[15]

16.折射率(n20ºC):1.3957

17.折射率(n25ºC):1.3933

18.黏度(mPa·s,25ºC):0.542

19.蒸发热(KJ/mol):36.47

20.比热容(KJ/(kg·K),20ºC,定压):1.93

21.电导率(S/m,35ºC):<5.2×10-8

22.热导率(W/(m·K)):0.1386

23.体膨胀系数(K-1,20~30ºC):0.00116

24.体膨胀系数(K-1,10~30ºC):0.00112

25.偏心因子:0.389

26.溶度参数(J·cm-3)0.5:17.825

27.van der Waals面积(cm2·mol-1):9.880×109

28.van der Waals体积(cm3·mol-1):69.720

29.液相标准热熔(J·mol-1·K-1):212.4

30.气相标准燃烧热(焓)(kJ·mol-1):-3783.57

31.气相标准声称热(焓)( kJ·mol-1) :-292.46

安全信息

外观与性状:
透明液体
密度:
0.800±0.06 g/cm3
熔点:
-85 °C
沸点:
116.5±8.0 °C
闪点:
13.3±0.0 °C
水溶解性:
Soluble (12 g/L)
折射率:
n20/D 1.395(lit.)
蒸汽压:
18.2mmHg at 25°C
蒸汽密度:
18.2 Torr
存储条件/存储方法:
库房通风低温干燥,轻装轻卸、与氧化剂和酸类分开存放
稳定性相关:

1.能与乙醇、乙醚、苯等大多数有机溶剂和动植物油相混溶。是硝酸纤维素、聚氯乙烯、聚乙酸乙烯酯、聚苯乙烯、环氧树脂、天然及合成橡胶、DDT、2,4-D以及许多有机物的优良溶剂。能配制成低黏度溶液,防止凝胶化。

2.化学性质:分子中羰基及邻接的氢原子富有化学反应性,化学性质与丁酮相似。例如用铬酸等强氧化剂氧化时,生成乙酸、异丁酸、异戊酸、二氧化碳和水。催化加氢得到4-甲基-2-戊醇。与亚硫酸氢钠生成加成产物。在碱性催化剂存在下,与其他羰基化合物发生缩合反应。与肼缩合生成腙,与乙酸乙酯发生Claisen缩合反应。

3.稳定性[21] 稳定

4.禁配物[22] 强氧化剂、强还原剂、强碱

5.聚合危害[23] 不聚合

其它信息:

1.性状:无色透明液体,有令人愉快的酮样香味。[1]

2.熔点(℃):-85[2]

3.沸点(℃):115.8[3]

4.相对密度(水=1):0.80(25℃)[4]

5.相对蒸气密度(空气=1):3.5[5]

6.饱和蒸气压(kPa):2.13(20℃)[6]

7.燃烧热(kJ/mol):-3740[7]

8.临界温度(℃):298.2[8]

9.临界压力(MPa):3.27[9]

10.辛醇/水分配系数:1.31[10]

11.闪点(℃):16(TCC);23.9(OC);23(CC)[11]

12.引燃温度(℃):449[12]

13.爆炸上限(%):7.5[13]

14.爆炸下限(%):1.4[14]

15.溶解性:微溶于水,易溶于多数有机溶剂。[15]

16.折射率(n20ºC):1.3957

17.折射率(n25ºC):1.3933

18.黏度(mPa·s,25ºC):0.542

19.蒸发热(KJ/mol):36.47

20.比热容(KJ/(kg·K),20ºC,定压):1.93

21.电导率(S/m,35ºC):<5.2×10-8

22.热导率(W/(m·K)):0.1386

23.体膨胀系数(K-1,20~30ºC):0.00116

24.体膨胀系数(K-1,10~30ºC):0.00112

25.偏心因子:0.389

26.溶度参数(J·cm-3)0.5:17.825

27.van der Waals面积(cm2·mol-1):9.880×109

28.van der Waals体积(cm3·mol-1):69.720

29.液相标准热熔(J·mol-1·K-1):212.4

30.气相标准燃烧热(焓)(kJ·mol-1):-3783.57

31.气相标准声称热(焓)( kJ·mol-1) :-292.46

毒理性

CHEMICAL IDENTIFICATION

RTECS NUMBER :
SA9275000
CHEMICAL NAME :
2-Pentanone, 4-methyl-
CAS REGISTRY NUMBER :
108-10-1
BEILSTEIN REFERENCE NO. :
0605399
LAST UPDATED :
199712
DATA ITEMS CITED :
43
MOLECULAR FORMULA :
C6-H12-O
MOLECULAR WEIGHT :
100.18
WISWESSER LINE NOTATION :
1Y1&1V1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Human
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 28,262,1946
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,284,1986
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury Rd., Danbury, CT 06817) Volume(issue)/page/year: 4/25/1958
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,284,1986 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2080 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury Rd., Danbury, CT 06817) Volume(issue)/page/year: 4/25/1958
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4000 ppm/4H
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: 4,119,1951
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
400 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985. Volume(issue)/page/year: 2C,4748,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2671 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 30,13,1986
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
23300 mg/m3
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 17(11),52,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
268 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,7,1961
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>20 mL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury Rd., Danbury, CT 06817) Volume(issue)/page/year: 4/25/1958
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
1600 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985. Volume(issue)/page/year: 2C,4748,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
800 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
38MKAJ "Patty's Industrial Hygiene and Toxicology," 3rd rev. ed., Clayton, G.D., and F.E. Clayton, eds., New York, John Wiley & Sons, Inc., 1978-82. Vol. 3 originally pub. in 1979; pub. as 2nd rev. ed. in 1985. Volume(issue)/page/year: 2C,4748,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
1396 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 51(5),61,1986 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
9350 mg/kg/24D-I
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Related to Chronic Data - death
REFERENCE :
GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 17(11),52,1973
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1996 ppm/6H/11D-I
TOXIC EFFECTS :
Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight
REFERENCE :
FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 9,380,1987
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1002 ppm/6H/14W-I
TOXIC EFFECTS :
Liver - changes in liver weight Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol) Kidney, Ureter, Bladder - other changes in urine composition
REFERENCE :
FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 9,380,1987
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
35700 mg/kg/17W-I
TOXIC EFFECTS :
Brain and Coverings - recordings from specific areas of CNS Nutritional and Gross Metabolic - body temperature decrease Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other oxidoreductases
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 53(10),79,1988
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1996 ppm/6H/11D-I
TOXIC EFFECTS :
Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight
REFERENCE :
FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 9,380,1987
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1002 ppm/6H/14W-I
TOXIC EFFECTS :
Liver - changes in liver weight
REFERENCE :
FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 9,380,1987 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
300 ppm/6H
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) 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: 8,310,1987
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
3000 ppm/6H
SEX/DURATION :
female 6-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Effects on Embryo or Fetus - fetal death
REFERENCE :
FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 8,310,1987
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
DOSE :
3000 ppm/6H
SEX/DURATION :
female 6-15 day(s) after conception
REFERENCE :
FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 8,310,1987 *** REVIEWS *** ACGIH TLV-STEL 307 mg/m3 (75 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 ACGIH TLV-TWA 205 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 *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 MSHA STANDARD-air:TWA 100 ppm (410 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 100 ppm (410 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 100 ppm (410 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 100 ppm (410 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 100 ppm (410 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 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO METHYL ISOBUTYL KETONE-air:10H TWA 50 ppm;STEL 75 ppmREFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 37510 No. of Facilities: 42735 (estimated) No. of Industries: 258 No. of Occupations: 149 No. of Employees: 435266 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 37510 No. of Facilities: 47027 (estimated) No. of Industries: 253 No. of Occupations: 150 No. of Employees: 612921 (estimated) No. of Female Employees: 110397 (estimated)
毒理学数据:

1、刺激性:家兔经眼:40mg,重度刺激。家兔经皮:500mg/24小时,中度刺激。

2、急性毒性:大鼠经口LD50:2080mg/kg;大鼠吸入LD50:32720mg/m3/4H;

3、本品有强的局部刺激性和毒性。毒性和局部刺激性都较强,浓度为409mg/m3时即能引起头痛、呕吐和不适。工作场所最高容许浓度409mg/m3。

4.急性毒性[16]

LD50:2080mg/kg(大鼠经口)

LC50:100g/m3(大鼠吸入);23300mg/m3(小鼠吸入)

5.刺激性[17]

家兔经皮:500mg(24h),中度刺激。

家兔经眼:40mg,重度刺激。

生态数据:

1.生态毒性[18]

LC50:460mg/L(96h)(金鱼);505mg/L(96h)(黑头呆鱼)

EC50:4280mg/L(24h)(水蚤);79.6mg/L(5min)(发光菌,Microtox测试);400mg/L(96h)(绿藻)

2.生物降解性[19]

好氧生物降解(h):24~672

厌氧生物降解(h):22~96

3.非生物降解性[20]

光解最大光吸收波长范围(nm):232~283

空气中光氧化半衰期(h):4.6~45.5

MSDS

第一部分:化学品名称

分子结构与计算化学数据

分子结构数据

1、摩尔折射率:29.83

2、摩尔体积(cm3/mol):125.0

3、等张比容(90.2K):273.3

4、表面张力(dyne/cm):22.8

5、极化率:11.82

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:1

4.可旋转化学键数量:2

5.互变异构体数量:3

6.拓扑分子极性表面积17.1

7.重原子数量:7

8.表面电荷:0

9.复杂度:64.6

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

热门化工词典词汇