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17455-13-9

Basic Information
CAS No.: 17455-13-9
Name: 18-Crown-6
Molecular Structure:
Molecular Structure of 17455-13-9 (18-Crown-6)
Formula: C12H24O6
Molecular Weight: 264.32
Synonyms: 18-Crownether-6;18-Crown-6 ether;Ethylene oxide cyclic hexamer;NSC159836;1,4,7,10,13,16-Hexaoxacyclooctadecane;
EINECS: 241-473-5
Density: 0.995 g/cm3
Melting Point: 42-45 ºC(lit.)
Boiling Point: 395.8 ºC at 760 mmHg
Flash Point: 163.8 ºC
Solubility: soluble in water
Appearance: slightly yellow solid
Hazard Symbols: HarmfulXn,IrritantXi
Risk Codes: 22-36/37/38-36-20/22-20/21/22
Safety: 26-36-39
Transport Information:
PSA: 55.38000
LogP: 0.09960
Synthetic route

1,4,7,10,13,16-Hexaoxa-cyclooctadecane-2,9-dione

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; for 1.5h;92%
62796-84-3

1,4,7,10,13,16-hexaoxacyclooctadecane-2,6-dione

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; for 1.5h;89%

1,4,7,10,13,16-Hexaoxa-cyclooctadecane-2,12-dione

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; for 1.5h;83%

C12H24O6*C3H7N*ClH

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With calcium oxide In water80%

C12H24O6*C7H9N*BrH

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With calcium oxide In water80%
75-77-4

chloro-trimethyl-silane

1,4-dipotassio tetrasilane

A

17455-13-9

18-crown-6 ether

B

79848-13-8

octakis(i-propyl)cycloterasilane

C

linear hexasilane

Conditions
ConditionsYield
In benzene Ring cleavage;A n/a
B 9%
C 79%
19249-03-7

triethylene glycol di-(p-toluenesulfonate)

112-27-6

2,2'-[1,2-ethanediylbis(oxy)]bisethanol

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With aluminum oxide; potassium fluoride In acetonitrile for 72h; Ambient temperature;78%
With potassium hydroxide In water at 25℃; for 0.5h; Solvent; Temperature;54%

1,4,7,10,13,16-Hexaoxa-cyclooctadecane-2,15-dione

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; for 1.5h;77%
2615-15-8

pentaethylene glycol

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With potassium hydroxide; p-toluenesulfonyl chloride In 1,4-dioxane at 60℃;75%
2615-15-8

pentaethylene glycol

A

17455-13-9

18-crown-6 ether

B

71092-59-6

<36>crown-12

C

71092-62-1

54-Crown-18

Conditions
ConditionsYield
With potassium hydroxide; p-toluenesulfonyl chloride In 1,4-dioxane at 65℃;A 69%
B 1.1%
C 0.1%
112-27-6

2,2'-[1,2-ethanediylbis(oxy)]bisethanol

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With p-toluenesulfonyl chloride; potassium hydroxide In tetrahydrofuran at 55 - 60℃; for 3h;65.2%
With sodium hydroxide; benzenesulfonyl chloride In various solvent(s) Ambient temperature;
Multi-step reaction with 2 steps
1: 34 percent / toluene
2: 92 percent / LiAlH4 / tetrahydrofuran / 1.5 h / 0 °C
View Scheme
Multi-step reaction with 2 steps
1: thionyl chloride
View Scheme
112-60-7

Tetraethylene glycol

7460-82-4

diethylene glycol ditosylate

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With sodium hydroxide In 1,4-dioxane at 27℃; for 0.5h;58%
With aluminum oxide; potassium fluoride In acetonitrile for 24h; Ambient temperature;70 % Chromat.
4792-15-8

Pentaethylene glycol

6315-52-2

1,2-bis-tosyloxyethane

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With potassium hydroxide In water at 20℃; for 0.333333h;55%
112-26-5

1,2-bis(2-chloroethoxy)ethane

112-27-6

2,2'-[1,2-ethanediylbis(oxy)]bisethanol

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With potassium hydroxide for 0.133333h; microwave irradiation;54%
With potassium hydroxide In tetrahydrofuran at 70℃; for 13h; Inert atmosphere;35%
86309-77-5

1,4,7,10,13,16-Hexaoxacyclooctadecane-2,3-dithione

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With nickel In diethyl ether; dichloromethane at 0℃; for 1h;45%
37860-51-8

tetraethylene glycol di(p-toluenesulfonate)

111-46-6

diethylene glycol

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With potassium hydroxide In tetrahydrofuran at 20℃; for 1h;45%
112-27-6

2,2'-[1,2-ethanediylbis(oxy)]bisethanol

A

17455-13-9

18-crown-6 ether

B

122861-55-6

C42H84O21

C

52902-52-0

<27>crown-9

D

71092-59-6

<36>crown-12

Conditions
ConditionsYield
With potassium hydroxide; p-toluenesulfonyl chloride In 1,4-dioxane at 65℃; Further byproducts given;A 42%
B 1.3%
C 10%
D 4.1%
112-27-6

2,2'-[1,2-ethanediylbis(oxy)]bisethanol

A

17455-13-9

18-crown-6 ether

B

52902-52-0

<27>crown-9

C

71092-59-6

<36>crown-12

D

109635-67-8

45-Crown-15

Conditions
ConditionsYield
With potassium hydroxide; p-toluenesulfonyl chloride In 1,4-dioxane at 65℃; Further byproducts given;A 42%
B 10%
C 4.1%
D 2.2%
112-27-6

2,2'-[1,2-ethanediylbis(oxy)]bisethanol

A

17455-13-9

18-crown-6 ether

B

52902-52-0

<27>crown-9

C

71092-59-6

<36>crown-12

D

109635-67-8

45-Crown-15

E

71092-62-1

54-Crown-18

Conditions
ConditionsYield
With potassium hydroxide; p-toluenesulfonyl chloride In 1,4-dioxane at 65℃; Product distribution; var. glycols; template effect of K(+).;A 42%
B 10%
C 4.1%
D 2.2%
E 2%
112-27-6

2,2'-[1,2-ethanediylbis(oxy)]bisethanol

A

17455-13-9

18-crown-6 ether

B

52902-52-0

<27>crown-9

C

71092-59-6

<36>crown-12

D

71092-62-1

54-Crown-18

Conditions
ConditionsYield
With potassium hydroxide; p-toluenesulfonyl chloride In 1,4-dioxane at 65℃; Further byproducts given;A 42%
B 10%
C 4.1%
D 2%
19249-03-7

triethylene glycol di-(p-toluenesulfonate)

112-27-6

2,2'-[1,2-ethanediylbis(oxy)]bisethanol

A

17455-13-9

18-crown-6 ether

B

71092-59-6

<36>crown-12

Conditions
ConditionsYield
With sodium hydride In tetrahydrofuran at 25℃;A 40%
B 13%
112-60-7

Tetraethylene glycol

7460-82-4

diethylene glycol ditosylate

A

17455-13-9

18-crown-6 ether

B

71092-59-6

<36>crown-12

Conditions
ConditionsYield
With sodium hydride In tetrahydrofuran at 25℃;A 37%
B 18%
112-60-7

Tetraethylene glycol

111-44-4

3-oxa-1,5-dichloropentane

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With potassium hydroxide In tetrahydrofuran34%
With potassium hydroxide In tetrahydrofuran Heating;30%
With potassium hydroxide In tetrahydrofuran Heating; other metal hydroxides as 'template' agents;30%
With potassium hydroxide In tetrahydrofuran for 18h; Heating;
In tetrahydrofuran for 24h; Heating;
112-60-7

Tetraethylene glycol

112-27-6

2,2'-[1,2-ethanediylbis(oxy)]bisethanol

A

17455-13-9

18-crown-6 ether

B

33089-36-0

1,4,7,10,13,16,10-heptaoxacyclohenicosane

C

33089-37-1

24-crown-8

Conditions
ConditionsYield
With potassium hydroxide; p-toluenesulfonyl chloride In 1,4-dioxane at 60℃;A 19%
B 33%
C 14%

(18-phenylsulfonyl-2,5,8,11,14,17-hexaoxaoctadecylsulfonyl)benzene

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With sodium amalgam In benzene Heating;25%
112-60-7

Tetraethylene glycol

111-46-6

diethylene glycol

A

294-93-9

(1,4,7,10-tetraoxacyclododecane)

B

17455-13-9

18-crown-6 ether

C

33089-37-1

24-crown-8

Conditions
ConditionsYield
With potassium hydroxide; p-toluenesulfonyl chloride In 1,4-dioxane at 60℃;A n/a
B 23%
C 3%
86309-78-6

1,4,7,10,13,16-Hexaoxacyclooctadecane-2,3,11,12-tetrathione

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With nickel In diethyl ether; dichloromethane at 0℃; for 1h;21%

(9-phenylsulfonyl-2,5,8-trioxanonylsulfonyl)benzene

17455-13-9

18-crown-6 ether

Conditions
ConditionsYield
With sodium amalgam In benzene Heating;16%
33100-27-5

15-crown-5

C14H14Mg*C12H24O6

A

17455-13-9

18-crown-6 ether

B

C14H14Mg*C10H20O5

C14H14Mg*C10H20O5

Conditions
ConditionsYield
In benzene at 25℃; Equilibrium constant;
33089-36-0

1,4,7,10,13,16,10-heptaoxacyclohenicosane

31270-13-0

(18-crown-6)potassium

A

17455-13-9

18-crown-6 ether

B

C14H28O7*K(1+)

Conditions
ConditionsYield
In gas at 76.9℃; Equilibrium constant; Thermodynamic data; ΔG;
17455-13-9

18-crown-6 ether

[NO+*crown*H(NO3)2-]

Conditions
ConditionsYield
With dinitrogen tetroxide; Nitrogen dioxide In dichloromethane at -10℃; for 0.5h;100%
With dinitrogen tetraoxide; Nitrogen dioxide In dichloromethane at -10℃; for 0.5h;100%
With dinitrogen tetraoxide In chloroform at -10℃; for 1h; complexation;90%
17455-13-9

18-crown-6 ether

536-80-1

iodosylbenzene

phenyl(hydroxy)(tetrafluoroborato)-λ3-iodane 18-crown-6 complex (1:1)

Conditions
ConditionsYield
With tetrafluoroboric acid dimethyl ether complex In dichloromethane at -78 - 0℃; for 3.5h;100%
17455-13-9

18-crown-6 ether

potassium (5-trifluoroborate-3-tert-butyl-2-trimethylsilanyloxybenzylidene)-(2,6-diisopropylphenyl)amine

C23H30BF3NO(1-)*C12H24O6*K(1+)

Conditions
ConditionsYield
In toluene for 24h;100%
17455-13-9

18-crown-6 ether

7647-18-9

antimonypentachloride

lead(II) chloride

{Pb(O6(CH2)12)(CH3CN)3}(2+)*2(SbCl6)(1-)={Pb(O6(CH2)12)(CH3CN)3}{SbCl6}2

Conditions
ConditionsYield
In acetonitrile PbCl2 is dissolved by injection of SbCl5 in MeCN, addn. of 18-crown-6; concn. the volume under vac., standing for some time at 20°C, filtn., elem. anal.;100%
17455-13-9

18-crown-6 ether

hexafluorotitanic acid

H2TiF6*6H2O*2(C12H24O6)

Conditions
ConditionsYield
In tetrahydrofuran; water slow addn. of concd. acid to THF soln of 18-crown-6, pptn.; filtered, washed (diethyl ether), dried in air, elem. anal.;100%
17455-13-9

18-crown-6 ether

nido-NB10H13

potassium triethylborohydride

A

bis[(18-crown-6)potassium][undecahydro-7-aza-nido-undecaborate]

B

1333-74-0

hydrogen

Conditions
ConditionsYield
In tetrahydrofuran byproducts: BEt3; molar ratio NB10H13:KBHEt3 1:2, cooling (-78°C), stirring (2 h, room temp.); evapn. (vac.), dissoln. (THF), crystn. (-40°C), recrystn. (CH3CN); elem. anal.;A 23%
B 100%
17455-13-9

18-crown-6 ether

851576-85-7

[W(carbonyl)5([bis(trimethylsilyl)methyl]cyanophosphane)]

865-47-4

potassium tert-butylate

947333-63-3

[(OC)5WP(CH(SiMe3)2)CNK(18-crown-6)]

Conditions
ConditionsYield
In tetrahydrofuran under Ar; cooled (-80°C) soln. of KO-t-Bu in THF added dropwise to stirred soln. of W complex in THF and 18-crown-6; warmed slowly to room temp. for 3.5 h; solvent removed under vac.; washed with Et2O and n-pentane; dried under reduced pressure; elem. anal.;100%
67-56-1

methanol

17455-13-9

18-crown-6 ether

1033846-72-8

1,3,5-tris(2,6-dimethyl-4-hydroxyphenyl)benzene

1253939-59-1

CH4O*C12H24O6*C30H30O3*H2O

Conditions
ConditionsYield
With water In ethanol100%
17455-13-9

18-crown-6 ether

64-17-5

ethanol

1253939-64-8

1,3,5-tris(4-hydroxyphenyl)mesitylene

71-43-2

benzene

1253939-66-0

C2H6O*C6H6*C12H24O6*C27H24O3*H2O

Conditions
ConditionsYield
With water100%
105139-33-1

(hydrido)(5,10,15,20-tetrakis(p-tolyl)porphyrinato)iridium(III)

17455-13-9

18-crown-6 ether

1215770-26-5

potassium (18-crown-6)(5,10,15,20-tetrakis(p-tolyl)porphyrinato)iridate(I)

Conditions
ConditionsYield
With potassium hydroxide In tetrahydrofuran at 150℃; for 0.75h;100%
17455-13-9

18-crown-6 ether

3C12H24KO6*O4P(3-)

Conditions
ConditionsYield
With potassium phosphate In water at 20℃; for 12h;100%
17455-13-9

18-crown-6 ether

2C12H24KO6*HO4P(2-)

Conditions
ConditionsYield
With dipotassium hydrogenphosphate In water at 20℃; for 12h;100%
17455-13-9

18-crown-6 ether

C12H24KO6*H2O4P(1-)

Conditions
ConditionsYield
With potassium dihydrogenphosphate In water at 20℃; for 12h;100%
17455-13-9

18-crown-6 ether

Br(1-)*C12H24KO6

Conditions
ConditionsYield
With potassium bromide In water at 20℃; for 12h;100%
17455-13-9

18-crown-6 ether

C12H24KO6*NO3(1-)

Conditions
ConditionsYield
With potassium nitrate In water at 20℃; for 12h;100%
17455-13-9

18-crown-6 ether

C12H24KO6*HO(1-)

Conditions
ConditionsYield
With potassium hydroxide In water at 20℃; for 12h;100%
17455-13-9

18-crown-6 ether

C12H24KO6*ClO3(1-)

Conditions
ConditionsYield
With potassium chlorate In water at 20℃; for 12h;100%
17455-13-9

18-crown-6 ether

BrO3(1-)*C12H24KO6

Conditions
ConditionsYield
With potassium bromate In water at 20℃; for 12h;100%
17455-13-9

18-crown-6 ether

127-08-2

potassium acetate

C2H3O2(1-)*C12H24KO6

Conditions
ConditionsYield
In water at 20℃; for 12h;100%
17455-13-9

18-crown-6 ether

584-08-7

potassium carbonate

CO3(2-)*2C12H24KO6

Conditions
ConditionsYield
In water at 20℃; for 12h;100%
17455-13-9

18-crown-6 ether

298-14-6

potassium hydrogencarbonate

CHO3(1-)*C12H24KO6

Conditions
ConditionsYield
In water at 20℃; for 12h;100%
17455-13-9

18-crown-6 ether

105139-33-1

Ir(ttp)H

C12H30KO6(1+)*C48H36IrN4(1-)

Conditions
ConditionsYield
With potassium hydroxide In tetrahydrofuran at 150℃; for 0.75h; Inert atmosphere;100%
12116-66-4

bis(cyclopentadienyl)hafnium dichloride

17455-13-9

18-crown-6 ether

7440-09-7

potassium

(18-crown-6)*K[Cp2HfCl2]

Conditions
ConditionsYield
In toluene (N2) Hf complex, K and 18-crown-6 in toluene were stirred for 24 h; pentane was added, ppt. was filtered off; elem. anal.;100%
462-06-6

fluorobenzene

17455-13-9

18-crown-6 ether

1402068-67-0

C16AlF36O4(1-)*Ga(1+)

C16AlF36O4(1-)*Ga(1+)*2.25C6H5F*C12H24O6

Conditions
ConditionsYield
Inert atmosphere; Schlenk technique;100%
462-06-6

fluorobenzene

17455-13-9

18-crown-6 ether

1262800-74-7

C16AlF36O4(1-)*In(1+)

C16AlF36O4(1-)*In(1+)*2.25C6H5F*C12H24O6

Conditions
ConditionsYield
Inert atmosphere; Schlenk technique;100%
67969-82-8

tetrafluoroboric acid diethyl ether

17455-13-9

18-crown-6 ether

536-80-1

iodosylbenzene

C6H6BF4IO*C12H24O6

Conditions
ConditionsYield
In dichloromethane at -78 - 0℃; for 3.5h; Inert atmosphere;100%
17455-13-9

18-crown-6 ether

536-80-1

iodosylbenzene

109-63-7

boron trifluoride diethyl etherate

C6H6BF4IO*C12H24O6

Conditions
ConditionsYield
In dichloromethane at -78 - 0℃; for 4h; Inert atmosphere;100%
17455-13-9

18-crown-6 ether

C55H10F25S5

C55H10F25S5(1+)*C12H24KO6(1+)

Conditions
ConditionsYield
With potassium superoxide In dimethyl sulfoxide at 25℃; for 0.25h;100%
7446-70-0, 7784-13-6

aluminum (III) chloride

17455-13-9

18-crown-6 ether

potassium chloride

C12H24KO6(1+)*AlCl4(1-)

Conditions
ConditionsYield
Stage #1: 18-crown-6 ether; potassium chloride In water at 20℃; for 12h;
Stage #2: aluminum (III) chloride In ethanol for 12h; Reflux;
100%
17455-13-9

18-crown-6 ether

potassium chloride

7646-85-7

zinc(II) chloride

C12H24KO6(1+)*Cl3Zn(1-)

Conditions
ConditionsYield
Stage #1: 18-crown-6 ether; potassium chloride In water at 20℃; for 12h;
Stage #2: zinc(II) chloride In ethanol for 12h; Reflux;
100%
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  • 18-Crown-6,  CAS:17455-13-9,  C12H24O6

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    18-Crown-6, CAS:17455-13-9, C12H24O6

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    18-CROWN-6

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    17455-13-9

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    17455-13-9

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    17455-13-9

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    17455-13-9

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    17455-13-9

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    17455-13-9

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    Business Type:Trading Company

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    17455-13-9

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    17455-13-9

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    17455-13-9

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    17455-13-9

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    17455-13-9

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    17455-13-9

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    Business Type:Lab/Research institutions

    Tel:18092428356

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    17455-13-9

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    17455-13-9

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    17455-13-9

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    Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

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    Business Type:Manufacturers

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    Address:Unit 603,No.879,Xiahe Road,Meixin Building,Xiamen,China

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    17455-13-9

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    17455-13-9

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    Betterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in

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    Shanghai Siwei Chemical Co., Ltd is located in Shanghai,China .Our main business is Pharmaceutical Intermediates ,OLED Intermediates ,Food Additives and Ingredients etc. We have professional customer service 24H online answer your questions . Have l

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    Business Type:Trading Company

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    17455-13-9

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    Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

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    Business Type:Lab/Research institutions

    Tel:+86-571-85134551

    Address:No. 206 Zhen Hua Road, Hangzhou 310030, Zhejiang, China

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    17455-13-9

    18-Crown-6

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    We, Jilin Tely Imp & Exp Co., Ltd. mainly supply and export products including: pharmaceutical raw materials,Chemical reagents, Food additives, pharmaceutical and pesticide interme

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    17455-13-9

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    J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

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    Business Type:Lab/Research institutions

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    17455-13-9

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    Address:46# zhongshan road, quzhou zhejiang

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    17455-13-9

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     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86 592 605 6448

    Address:No.31 Pingshan South Road, HaiCang District, Xiamen, China

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Chemistry


IUPAC Name: 3,6,9,12,15,18-Hexaoxacyclooctadecane
Molecular Formula: C12H24O6
Molecular Weight: 264.32 g/mol
SMILES: C1COCCOCCOCCOCCOCCO1
InChI: InChI=1/C12H24O6/c1-2-14-5-6-16-9-10-18-12-11-17-8-7-15-4-3-13-1/h1-12H2
EINECS: 241-473-5
Classification Code: Drug / Therapeutic Agent; Skin / Eye Irritant
Product Categories: API intermediates; Crown Ethers; Functional Materials; Macrocycles for Host-Guest Chemistry
storage temperature: Store at 0-5 °C
Water Solubility: SOLUBLE
Sensitive: Hygroscopic
Stability: Stable. Incompatible with strong acids, strong oxidizing agents.
Melting Point: 42-45 °C(lit.)
Index of Refraction: 1.404 
Molar Refractivity: 64.97 cm
Molar Volume: 265.5 cm3 
Polarizability: 25.75×10-24 cm3 
Surface Tension: 31.2 dyne/cm 
Density: 0.995 g/cm
Flash Point: 163.8 °C 
Enthalpy of Vaporization: 62.08 kJ/mol 
Boiling Point: 395.8 °C at 760 mmHg 
Vapour Pressure of 18-Crown-6 (CAS NO.17455-13-9): 4.09E-06 mmHg at 25 °C

Uses

 18-Crown-6 (CAS NO.17455-13-9) is used as a metal ion complexing agent.

Production

 18-Crown-6 (CAS NO.17455-13-9) is commonly producted by the method of Wei Lianlin synthesis.

Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 59mg/kg (59mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 53(10), Pg. 92, 1988.
mouse LD50 intraperitoneal 464mg/kg (464mg/kg) BEHAVIORAL: TREMOR

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Drug and Chemical Toxicology. Vol. 8, Pg. 451, 1985.
mouse LD50 intravenous > 1gm/kg (1000mg/kg)   Russian Pharmacology and Toxicology Vol. 47, Pg. 167, 1984.
mouse LD50 oral 540mg/kg (540mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 53(10), Pg. 92, 1988.
rabbit LD50 skin 3888mg/kg (3888mg/kg) BEHAVIORAL: TREMOR

SKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE"

GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"
National Technical Information Service. Vol. OTS0571014,
rat LD50 intraperitoneal 830mg/kg (830mg/kg) BEHAVIORAL: TREMOR

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Drug and Chemical Toxicology. Vol. 8, Pg. 451, 1985.
rat LD50 intratracheal 56mg/kg (56mg/kg) BEHAVIORAL: TREMOR

LUNGS, THORAX, OR RESPIRATION: "FIBROSIS, FOCAL (PNEUMOCONIOSIS)"

LUNGS, THORAX, OR RESPIRATION: STRUCTURAL OR FUNCTIONAL CHANGE IN TRACHEA OR BRONCHI
National Technical Information Service. Vol. OTS0536187,
rat LD50 oral 525mg/kg (525mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 53(10), Pg. 92, 1988.
rat LDLo skin 7gm/kg (7000mg/kg)   National Technical Information Service. Vol. OTS0540542,

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Hazard Codes: HarmfulXn,IrritantXi
Risk Statements: 22-36/37/38-36-20/22-20/21/22 
R22:Harmful if swallowed. 
R36/37/38:Irritating to eyes, respiratory system and skin. 
R36:Irritating to eyes. 
R20/22:Harmful by inhalation and if swallowed. 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 26-36-39 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing. 
S39:Wear eye / face protection.
RIDADR: 2811
WGK Germany: 3
RTECS: MP4500000
F: 10
HazardClass: 6.1(b)
PackingGroup of 18-Crown-6 (CAS NO.17455-13-9): III

Specification

  18-Crown-6 (CAS NO.17455-13-9), its Synonyms are 1,4,7,10,13,16-Hexanoxacyclooctadecane ; 1,4,7,10,13,16-Hexaoxacyclooctadecane ; Ethylene oxide cyclic hexamer . It is slightly yellow solid.