Product Name

  • Name

    (Methoxymethyl)triphenylphosphonium chloride

  • EINECS 223-664-5
  • CAS No. 4009-98-7
  • Article Data16
  • CAS DataBase
  • Density
  • Solubility decomposes in water
  • Melting Point 185-195 °C (dec.)(lit.)
  • Formula C20H20ClOP
  • Boiling Point
  • Molecular Weight 342.805
  • Flash Point >250 °C
  • Transport Information UN 1390 4.3/PG 2
  • Appearance White to almost white fine crystalline powder
  • Safety 26-36-24/25
  • Risk Codes 22-36/37/38
  • Molecular Structure Molecular Structure of 4009-98-7 ((Methoxymethyl)triphenylphosphonium chloride)
  • Hazard Symbols HarmfulXn, IrritantXi
  • Synonyms (Methoxymethyl)triphenylphosphoniumchloride (6CI,7CI);Phosphonium, (methoxymethyl)triphenyl-, chloride (8CI,9CI);NSC 49223;Triphenyl(methoxymethyl)phosphonium chloride;
  • PSA 22.82000
  • LogP 0.58840

Synthetic route

chloromethyl methyl ether
107-30-2

chloromethyl methyl ether

triphenylphosphine
603-35-0

triphenylphosphine

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

Conditions
ConditionsYield
In dichloromethane Reflux;100%
In toluene at 95℃; for 16h;97.3%
In neat (no solvent) at 80℃; for 4h; Solvent; Temperature; Time; Inert atmosphere; Schlenk technique;93%
Dimethoxymethane
109-87-5

Dimethoxymethane

triphenylphosphine
603-35-0

triphenylphosphine

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

Conditions
ConditionsYield
With acetyl chloride In methanol at 65℃; for 3h;94%
(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

3,4-dihydronaphthalene-1(2H)-one
529-34-0

3,4-dihydronaphthalene-1(2H)-one

1-[1-Methoxy-meth-(E)-ylidene]-1,2,3,4-tetrahydro-naphthalene

1-[1-Methoxy-meth-(E)-ylidene]-1,2,3,4-tetrahydro-naphthalene

Conditions
ConditionsYield
With sodium hexamethyldisilazane In 1,4-dioxane at 0℃; for 1h;100%
bis(p-methylphenyl)-methanone
611-97-2

bis(p-methylphenyl)-methanone

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

4,4'-(2-methoxyethene-1,1-diyl)bis(methylbenzene)
528856-86-2

4,4'-(2-methoxyethene-1,1-diyl)bis(methylbenzene)

Conditions
ConditionsYield
With sodium hexamethyldisilazane In tetrahydrofuran; 1,4-dioxane for 2h; Wittig olefination; Heating;100%
10,11-Dihydro-5H-dibenzo[a,d]cyclohepten-5-one
1210-35-1

10,11-Dihydro-5H-dibenzo[a,d]cyclohepten-5-one

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

5-methoxymethylene-10,11-dihydro-5H-dibenzo[a,d]cycloheptene

5-methoxymethylene-10,11-dihydro-5H-dibenzo[a,d]cycloheptene

Conditions
ConditionsYield
With sodium hexamethyldisilazane In tetrahydrofuran; 1,4-dioxane for 2h; Wittig olefination; Heating;100%
3,3'-difluorobenzophenone
345-70-0

3,3'-difluorobenzophenone

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

C15H12F2O

C15H12F2O

Conditions
ConditionsYield
With sodium hexamethyldisilazane In tetrahydrofuran; 1,4-dioxane for 2h; Wittig olefination; Heating;100%
2,2'-dichlorobenzophenone
5293-97-0

2,2'-dichlorobenzophenone

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

C15H12Cl2O

C15H12Cl2O

Conditions
ConditionsYield
With sodium hexamethyldisilazane In tetrahydrofuran; 1,4-dioxane for 2h; Wittig olefination; Heating;100%
(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

4,4'-Difluorobenzophenone
345-92-6

4,4'-Difluorobenzophenone

1,1-bis(4-fluorophenyl)-2-methoxyethene
53780-24-8

1,1-bis(4-fluorophenyl)-2-methoxyethene

Conditions
ConditionsYield
With sodium hexamethyldisilazane In tetrahydrofuran; 1,4-dioxane for 2h; Wittig olefination; Heating;100%
Stage #1: (methoxymethyl)triphenylphosphonium chloride With n-butyllithium In 1,4-dioxane; hexane at 0℃; Wittig reaction;
Stage #2: 4,4'-Difluorobenzophenone In 1,4-dioxane; hexane at 0℃; Wittig reaction; Reflux;		82%
2-iodoacetophenone
2142-70-3

2-iodoacetophenone

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

2-(2-iodophenyl)-1-methoxypropene

2-(2-iodophenyl)-1-methoxypropene

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at 25℃; for 0.5h;
Stage #2: 2-iodoacetophenone In tetrahydrofuran at 25℃; for 1h;		100%
2-iodobenzophenone
25187-00-2

2-iodobenzophenone

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

1-(2-iodophenyl)-2-methoxy-1-phenylethene

1-(2-iodophenyl)-2-methoxy-1-phenylethene

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at 25℃; for 0.5h;
Stage #2: 2-iodobenzophenone In tetrahydrofuran at 25℃; for 1h;		100%
(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

2-(naphthalen-2-yl)benzene-1,3-dicarbaldehyde
652976-99-3

2-(naphthalen-2-yl)benzene-1,3-dicarbaldehyde

2-[2,6-di(2-methoxyethenyl)phenyl]naphthalene

2-[2,6-di(2-methoxyethenyl)phenyl]naphthalene

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran; diethyl ether at -78 - 0℃; for 1h; Wittig reaction;
Stage #2: 2-(naphthalen-2-yl)benzene-1,3-dicarbaldehyde In tetrahydrofuran; diethyl ether at 20℃;		100%
3-(6-methoxy-1-naphthyl)thiophene-2-carboxaldehyde
842167-24-2

3-(6-methoxy-1-naphthyl)thiophene-2-carboxaldehyde

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

3-(6-methoxy-naphthalen-1-yl)-2-(2-methoxy-vinyl)-thiophene

3-(6-methoxy-naphthalen-1-yl)-2-(2-methoxy-vinyl)-thiophene

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at 20℃; for 1h;
Stage #2: 3-(6-methoxy-1-naphthyl)thiophene-2-carboxaldehyde In tetrahydrofuran at 20℃; for 2h; Wittig reaction;		100%
4-dimethylamino-4-phenylcyclohexanone
65619-20-7

4-dimethylamino-4-phenylcyclohexanone

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

4-(dimethylamino)-4-phenylcyclohexanecarbaldehyde
693260-35-4

4-(dimethylamino)-4-phenylcyclohexanecarbaldehyde

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at 0℃; for 0.5h; Inert atmosphere;
Stage #2: 4-dimethylamino-4-phenylcyclohexanone In tetrahydrofuran at 20℃;		100%
Stage #1: 4-dimethylamino-4-phenylcyclohexanone; (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In toluene at 70℃; Wittig Reaction;
Stage #2: With water
Stage #1: 4-dimethylamino-4-phenylcyclohexanone; (methoxymethyl)triphenylphosphonium chloride With sodium hydride In DMF (N,N-dimethyl-formamide) at 20℃; for 72h;
Stage #2: With hydrogenchloride; water In DMF (N,N-dimethyl-formamide) at 20℃; for 2h;
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran; dimethyl sulfoxide at 0℃; for 0.25h;
Stage #2: 4-dimethylamino-4-phenylcyclohexanone In tetrahydrofuran; dimethyl sulfoxide at 20℃;
Stage #3: With hydrogenchloride; sodium hydroxide; water more than 3 stages;
Stage #1: (methoxymethyl)triphenylphosphonium chloride With sodium hydride In DMF (N,N-dimethyl-formamide)
Stage #2: 4-dimethylamino-4-phenylcyclohexanone In DMF (N,N-dimethyl-formamide) at 20℃; for 72h;
Stage #3: With hydrogenchloride; sodium hydroxide; water more than 3 stages;
2,6-difluoro-4-(4-propylphenyl)benzaldehyde

2,6-difluoro-4-(4-propylphenyl)benzaldehyde

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

C18H18F2O

C18H18F2O

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at 0 - 20℃; for 1h;
Stage #2: 2,6-difluoro-4-(4-propylphenyl)benzaldehyde In tetrahydrofuran at 0 - 20℃; for 2h;		100%
4-(dimethylamino)-4-(3-fluorophenyl)cyclohexan-1-one
863514-54-9

4-(dimethylamino)-4-(3-fluorophenyl)cyclohexan-1-one

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

4-dimethylamino-4-(3-fluorophenyl)-cyclohexane carbaldehyde
1189555-37-0

4-dimethylamino-4-(3-fluorophenyl)-cyclohexane carbaldehyde

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at 0℃; Inert atmosphere;
Stage #2: 4-(dimethylamino)-4-(3-fluorophenyl)cyclohexan-1-one In tetrahydrofuran at 20℃;		100%
Stage #1: (methoxymethyl)triphenylphosphonium chloride With sodium hydride In tetrahydrofuran; N,N-dimethyl-formamide; mineral oil at 20℃; for 2h; Inert atmosphere;
Stage #2: 4-(dimethylamino)-4-(3-fluorophenyl)cyclohexan-1-one In tetrahydrofuran; N,N-dimethyl-formamide; mineral oil at 20℃; Inert atmosphere;
1-(3-methyl-4'-trifluoromethyl-biphenyl-4-yl)-ethanone
871250-23-6

1-(3-methyl-4'-trifluoromethyl-biphenyl-4-yl)-ethanone

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

4-(2-methoxy-1-methyl-vinyl)-3-methyl-4'-trifluoromethyl-biphenyl
871250-27-0

4-(2-methoxy-1-methyl-vinyl)-3-methyl-4'-trifluoromethyl-biphenyl

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at 20℃; for 0.5h;
Stage #2: 1-(3-methyl-4'-trifluoromethyl-biphenyl-4-yl)-ethanone In tetrahydrofuran at 20℃; for 2h;		100%
4-(2,3-difluoro-4-ethoxyphenyl)-cyclohexanone
220437-02-5

4-(2,3-difluoro-4-ethoxyphenyl)-cyclohexanone

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

1-ethoxy-2,3-difluoro-4-(4-(methoxymethylene)cyclohexyl)benzene
245530-35-2

1-ethoxy-2,3-difluoro-4-(4-(methoxymethylene)cyclohexyl)benzene

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran for 1h; Inert atmosphere; Cooling with ice;
Stage #2: 4-(2,3-difluoro-4-ethoxyphenyl)-cyclohexanone In tetrahydrofuran for 3h; Cooling with ice;		100%
Stage #1: (methoxymethyl)triphenylphosphonium chloride In tetrahydrofuran at -30 - -20℃; for 0.5h; Inert atmosphere;
Stage #2: 4-(2,3-difluoro-4-ethoxyphenyl)-cyclohexanone In tetrahydrofuran at -30 - -20℃; for 0.5h; Inert atmosphere;		65%
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at -30 - -20℃; Inert atmosphere;
Stage #2: 4-(2,3-difluoro-4-ethoxyphenyl)-cyclohexanone In tetrahydrofuran at -30 - -10℃;
With potassium tert-butylate In tetrahydrofuran; water
With potassium tert-butylate In tetrahydrofuran at -10℃; for 2h; Temperature; Wittig Olefination; Inert atmosphere;45.2 g
3,4-dimethoxy-(phenylmethoxy)benzaldehyde
6527-13-5

3,4-dimethoxy-(phenylmethoxy)benzaldehyde

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

2-(benzyloxy)-3,4-dimethoxy-1-(2-methoxyvinyl)benzene

2-(benzyloxy)-3,4-dimethoxy-1-(2-methoxyvinyl)benzene

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at 0 - 20℃; for 0.5h; Inert atmosphere;
Stage #2: 3,4-dimethoxy-(phenylmethoxy)benzaldehyde In tetrahydrofuran at 20℃; for 14h; Wittig reaction; Inert atmosphere;		100%
C21H26O2Si

C21H26O2Si

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

C23H30O2Si

C23H30O2Si

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With sodium hexamethyldisilazane In tetrahydrofuran at 0℃; for 0.5h; Inert atmosphere;
Stage #2: C21H26O2Si In tetrahydrofuran for 1.5h; Inert atmosphere;		100%
2,3-difluoro-4'-propylbiphenyl-4-carbaldehyde
126163-03-9

2,3-difluoro-4'-propylbiphenyl-4-carbaldehyde

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

C18H18F2O

C18H18F2O

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at -30℃; for 0.5h; Inert atmosphere;
Stage #2: 2,3-difluoro-4'-propylbiphenyl-4-carbaldehyde In tetrahydrofuran for 8h; Inert atmosphere;		100%
C22H38O2

C22H38O2

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

C24H42O2

C24H42O2

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran at -30℃; Inert atmosphere;100%
C20H21FO2

C20H21FO2

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

C22H25FO2

C22H25FO2

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at -30℃; for 1h; Inert atmosphere;
Stage #2: C20H21FO2 In tetrahydrofuran at 20℃; for 3h;		100%
(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

C23H15NO

C23H15NO

C25H19NO

C25H19NO

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran for 2h;100%
(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

C20H22O

C20H22O

C22H26O

C22H26O

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at 0 - 10℃; for 2h; Inert atmosphere;
Stage #2: C20H22O In tetrahydrofuran at 0 - 10℃; for 1h; Inert atmosphere;		100%
1-benzyl-2,2,6,6-tetramethylpiperidine-4-one
52981-86-9

1-benzyl-2,2,6,6-tetramethylpiperidine-4-one

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

4-(methoxymethylene)-2,2,6,6-tetramethylpiperidine
56061-90-6

4-(methoxymethylene)-2,2,6,6-tetramethylpiperidine

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at 0℃; for 1h;
Stage #2: N-benzyl-2,2,6,6-tetramethyl-piperidin-4-one In tetrahydrofuran at 5℃; for 2h;		99.9%
(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

2-bromo-6-hydroxy-4-methylbenzaldehyde
133129-29-0

2-bromo-6-hydroxy-4-methylbenzaldehyde

2-bromo-6-methoxy-4-methylphenylacetaldehyde
630120-19-3

2-bromo-6-methoxy-4-methylphenylacetaldehyde

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium hexamethylsilazane In toluene for 1h;
Stage #2: 2-bromo-6-methoxy-4-methylbenzaldehyde In toluene at 20℃; for 2h; Wittig reaction;
Stage #3: With hydrogenchloride In acetone for 3.5h; Heating;		99%
(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

(2S)-3-{[tert-butyl(diphenyl)silyl]oxy}-2-methylpropanal
92817-88-4

(2S)-3-{[tert-butyl(diphenyl)silyl]oxy}-2-methylpropanal

tert-Butyl-((E)-(R)-4-methoxy-2-methyl-but-3-enyloxy)-diphenyl-silane
339533-81-2

tert-Butyl-((E)-(R)-4-methoxy-2-methyl-but-3-enyloxy)-diphenyl-silane

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With lithium hexamethyldisilazane In tetrahydrofuran at 0℃; for 0.5h;
Stage #2: (2S)-3-{[tert-butyl(diphenyl)silyl]oxy}-2-methylpropanal In tetrahydrofuran at 0℃; for 1.5h; Further stages.;		99%
(S,E)-2-(4-methoxybenzyloxy)-2-methyl-8-((S)-2,2,4-trimethyl-1,3-dioxolan-4-yl)oct-5-enal
931113-57-4

(S,E)-2-(4-methoxybenzyloxy)-2-methyl-8-((S)-2,2,4-trimethyl-1,3-dioxolan-4-yl)oct-5-enal

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

C25H38O5
931113-81-4

C25H38O5

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium hexamethylsilazane In tetrahydrofuran at -78℃; for 0.5h;
Stage #2: (S,E)-2-(4-methoxybenzyloxy)-2-methyl-8-((S)-2,2,4-trimethyl-1,3-dioxolan-4-yl)oct-5-enal In tetrahydrofuran at -78℃; for 1h; Wittig olefination; Further stages.;		99%
(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

(1R,4aR,8R,8aS,10aS)-1,4a,8-Trimethyl-8-vinyl-1,2,3,4,4a,6,7,8,8a,9,10,10a-dodecahydro-phenanthrene-1-carbaldehyde
467222-29-3

(1R,4aR,8R,8aS,10aS)-1,4a,8-Trimethyl-8-vinyl-1,2,3,4,4a,6,7,8,8a,9,10,10a-dodecahydro-phenanthrene-1-carbaldehyde

C22H34O

C22H34O

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran for 0.5h; Wittig Reaction;99%
2-(4-bromonaphthalen-1-yl)benzaldehyde
1155911-73-1

2-(4-bromonaphthalen-1-yl)benzaldehyde

(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

1-bromo-4-[1-(2-methoxyvinyl)phenyl]naphthalene
1155911-74-2

1-bromo-4-[1-(2-methoxyvinyl)phenyl]naphthalene

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran at 20℃; for 2h; Inert atmosphere;99%
With potassium tert-butylate In tetrahydrofuran at 20℃; for 2h; Inert atmosphere;99%
With potassium tert-butylate In tetrahydrofuran at 25℃; for 2h; Inert atmosphere;99%
(methoxymethyl)triphenylphosphonium chloride
4009-98-7

(methoxymethyl)triphenylphosphonium chloride

2-(4-methylpiperazin-1-yl)benzaldehyde
85803-62-9

2-(4-methylpiperazin-1-yl)benzaldehyde

[2-(4-methylpiperazin-1-yl)phenyl]acetaldehyde
886593-59-5

[2-(4-methylpiperazin-1-yl)phenyl]acetaldehyde

Conditions
ConditionsYield
Stage #1: (methoxymethyl)triphenylphosphonium chloride With potassium tert-butylate In tetrahydrofuran at 10℃; for 0.25h;
Stage #2: 2-(4-methylpiperazin-1-yl)benzaldehyde In tetrahydrofuran at 20℃;
Stage #3: With hydrogenchloride; potassium carbonate more than 3 stages;		99%

(Methoxymethyl)triphenylphosphonium chloride Chemical Properties

Molecular Formula: C20H20ClOP
Molecular Weight: 342.8 g/mol
EINECS: 223-664-5
Sensitive: Hygroscopic
Flashing point: >250 °C
Melting point: 185-195 °C (dec.)(lit.)
Storage tempreture: 2-8 °C
Water solubility: Decomposes
Solubility: Soluble in water, alcohol
Appearance: white to off-white crystal
Structure of (Methoxymethyl)triphenylphosphonium chloride (CAS NO.4009-98-7):
                    
IUPAC Name: Methoxymethyl(triphenyl)phosphanium chloride
Product Category of (Methoxymethyl)triphenylphosphonium chloride (CAS NO.4009-98-7): Phosphonium Compounds;Synthetic Organic Chemistry;Wittig Reaction;Olefination

(Methoxymethyl)triphenylphosphonium chloride Uses

 (Methoxymethyl)triphenylphosphonium chloride (CAS NO.4009-98-7) can be used as intermediate of liquid crystals.

(Methoxymethyl)triphenylphosphonium chloride Toxicity Data With Reference

 (Methoxymethyl)triphenylphosphonium chloride (CAS NO.4009-98-7) hasn't been listed as a carcinogen by NTP, IARC, ACGIH, or CA Prop 65. And the toxicological properties have not been fully investigated.

(Methoxymethyl)triphenylphosphonium chloride Safety Profile

Hazard Codes: HarmfulXn,IrritantXi
Risk Statements: 22-36/37/38 
R22:Harmful if swallowed. 
R36/37/38:Irritating to eyes, respiratory system and skin. 
Safety Statements: 26-36-24/25
S24/25:Avoid contact with skin and eyes. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing. 

(Methoxymethyl)triphenylphosphonium chloride Specification

 (Methoxymethyl)triphenylphosphonium chloride , its cas register number is 4009-98-7. It also can be called Phosphonium, (methoxymethyl)triphenyl-, chloride . It is hazardous, so the first aid measures and others should be known. Such as: When on the skin: first, should flush skin with plenty of water immediately for at least 15 minutes while removing contaminated clothing. Secondly, get medical aid. Or in the eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Then get medical aid soon. While, it's inhaled: Remove from exposure and move to fresh air immediately. Give artificial respiration while not breathing. When breathing is difficult, give oxygen. And as soon as to get medical aid. Then you have the ingesting of the product: Wash mouth out with water, and get medical aid immediately. Notes to physician: Treat supportively and symptomatically.
In addition, (Methoxymethyl)triphenylphosphonium chloride (CAS NO.4009-98-7) absorbs moisture or water from the air. It is not compatible with strong oxidizing agents, and you must not take it with incompatible materials. And also prevent it to broken down into hazardous decomposition products: Hydrogen chloride, carbon monoxide, oxides of phosphorus, carbon dioxide.

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