Product Name

  • Name

    2,4,5-Trimethoxybenzaldehyde

  • EINECS 224-713-3
  • CAS No. 4460-86-0
  • Article Data58
  • CAS DataBase
  • Density 1.133 g/cm3
  • Solubility <0.1 g/100 mL at 22 °C in water
  • Melting Point 112-114 °C(lit.)
  • Formula C10H12O4
  • Boiling Point 334.7 °C at 760 mmHg
  • Molecular Weight 196.203
  • Flash Point 149 °C
  • Transport Information
  • Appearance white to light beige fine crystalline powder
  • Safety 22-24/25-45-36/37/39-27-26
  • Risk Codes 36/37/38-34
  • Molecular Structure Molecular Structure of 4460-86-0 (2,4,5-Trimethoxybenzaldehyde)
  • Hazard Symbols CorrosiveC
  • Synonyms 3,4,6-Trimethoxybenzaldehyde;Asaraldehyde;Asaronaldehyde;Asarylaldehyde;Gazarin;NSC 89299;
  • PSA 44.76000
  • LogP 1.52490

Synthetic route

difluoromethyl phenyl sulfide
1535-67-7

difluoromethyl phenyl sulfide

1,2,4-trimethoxy-benzene
135-77-3

1,2,4-trimethoxy-benzene

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
Stage #1: difluoromethyl phenyl sulfide; 1,2,4-trimethoxy-benzene With tin(IV) chloride In dichloromethane at 20℃; for 2h; Inert atmosphere;
Stage #2: With 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In dichloromethane; water; dimethyl sulfoxide at 20℃; for 2h;
98%
(2,4,5-trimethoxyphenyl)methanol
30038-31-4

(2,4,5-trimethoxyphenyl)methanol

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With copper(l) iodide; TEMPOL; N,N'-dimethyl-N,N'-bis(2-pyridylmethyl)ethane-1,2-diamine In acetonitrile at 20℃; for 2h; Inert atmosphere;97%
With tetrapropylammonium perruthennate; 4-methylmorpholine N-oxide In dichloromethane at 0℃; for 1.5h; Molecular sieve; Inert atmosphere;96%
With tert.-butylhydroperoxide; eosin y In decane; acetonitrile at 25℃; for 36h; Inert atmosphere; Irradiation; Molecular sieve; Green chemistry; chemoselective reaction;87%
α-asarone
2883-98-9

α-asarone

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With sodium periodate; osmium(VIII) oxide; N-benzyl-N,N,N-triethylammonium chloride In tetrahydrofuran; water microwave irradiation;84%
With sodium periodate; osmium(VIII) oxide; N-benzyl-N,N,N-triethylammonium chloride In tetrahydrofuran; water Microwave irradiation;82%
Conditions
ConditionsYield
With sodium periodate; osmium(VIII) oxide; N-benzyl-N,N,N-triethylammonium chloride In tetrahydrofuran; water at 100℃; Microwave irradiation;83%
With chromium(VI) oxide
With potassium permanganate
C12H16O3
5273-86-9

C12H16O3

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With sodium periodate; osmium(VIII) oxide; N-benzyl-N,N,N-triethylammonium chloride In tetrahydrofuran; water at 100℃; Microwave irradiation;83%
With sodium periodate; osmium(VIII) oxide; N-benzyl-N,N,N-triethylammonium chloride In tetrahydrofuran; water for 0.0138889h; microwave irradiation;82%
With dipyridinium dichromate; acetic acid In 1,4-dioxane for 0.333333h; Heating; Microwave irradiation;
With potassium permanganate; sodium hydrogencarbonate at 20℃;
1,2,4-trimethoxy-benzene
135-77-3

1,2,4-trimethoxy-benzene

N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With trichlorophosphate at 20℃; for 1h; Vilsmeier reaction;81%
With trichlorophosphate at 0 - 80℃; for 3h; Vilsmeier-Haack Formylation; Inert atmosphere;80%
With trichlorophosphate
acetic acid acetoxy-(2,4,5-trimethoxy-phenyl)-methyl ester

acetic acid acetoxy-(2,4,5-trimethoxy-phenyl)-methyl ester

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With ammonium acetate for 0.0125h; microwave irradiation;77%
C16H18N2O3
324067-40-5

C16H18N2O3

A

asaraldehyde
4460-86-0

asaraldehyde

B

4,5-bis(2,4,5-trimethoxyphenyl)-2-phenyl-2H-1,2,3-triazole
1376268-31-3

4,5-bis(2,4,5-trimethoxyphenyl)-2-phenyl-2H-1,2,3-triazole

Conditions
ConditionsYield
With copper(II) acetate monohydrate In toluene at 60℃; for 7h;A n/a
B 66%
N-(chloromethyl)diformamide
877680-53-0

N-(chloromethyl)diformamide

1,2,4-trimethoxy-benzene
135-77-3

1,2,4-trimethoxy-benzene

A

asaraldehyde
4460-86-0

asaraldehyde

B

tris(2,4,5-trimethoxyphenyl)methane
14470-07-6

tris(2,4,5-trimethoxyphenyl)methane

Conditions
ConditionsYield
With aluminum (III) chloride In chlorobenzene at 0 - 18℃; for 22h;A 56%
B 24%
5-ethenyl-1,2,4-trimethoxybenzene
17598-03-7

5-ethenyl-1,2,4-trimethoxybenzene

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With 1-hydroxy-pyrrolidine-2,5-dione; graphitic carbon nitride; oxygen In acetonitrile at 20℃; Inert atmosphere; Irradiation;52%
1,2,4-trimethoxy-benzene
135-77-3

1,2,4-trimethoxy-benzene

trimethyl orthoformate
149-73-5

trimethyl orthoformate

A

asaraldehyde
4460-86-0

asaraldehyde

B

tris(2,4,5-trimethoxyphenyl)methane
14470-07-6

tris(2,4,5-trimethoxyphenyl)methane

Conditions
ConditionsYield
With boron trifluoride diethyl etherate In neat liquid at 20℃; for 1h; Friedel-Crafts Alkylation;A 30%
B 46%
difluoromethyl phenyl sulfide
1535-67-7

difluoromethyl phenyl sulfide

1,2,4-trimethoxy-benzene
135-77-3

1,2,4-trimethoxy-benzene

A

asaraldehyde
4460-86-0

asaraldehyde

B

bis(2,4,5-trimethoxyphenyl)phenylsulfanylmethane

bis(2,4,5-trimethoxyphenyl)phenylsulfanylmethane

C

1-(diphenylsulfanylmethyl)-2,4,5-trimethoxybenzene

1-(diphenylsulfanylmethyl)-2,4,5-trimethoxybenzene

Conditions
ConditionsYield
With tin(IV) chloride In dichloromethane at 20℃; for 2h; Inert atmosphere;A 37%
B 6%
C 42%
With aluminum (III) chloride In dichloromethane at 20℃; for 2h; Inert atmosphere;A 7%
B 23%
C 6%
methanol
67-56-1

methanol

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With dipotassium peroxodisulfate; palladium diacetate; 3-trifluoromethylaniline In dichloromethane at 60℃; for 24h; Sealed tube;33%
difluoromethyl phenyl sulfide
1535-67-7

difluoromethyl phenyl sulfide

1,2,4-trimethoxy-benzene
135-77-3

1,2,4-trimethoxy-benzene

A

asaraldehyde
4460-86-0

asaraldehyde

B

tris(2,4,5-trimethoxyphenyl)methane
14470-07-6

tris(2,4,5-trimethoxyphenyl)methane

C

bis(2,4,5-trimethoxyphenyl)phenylsulfanylmethane

bis(2,4,5-trimethoxyphenyl)phenylsulfanylmethane

D

1-(diphenylsulfanylmethyl)-2,4,5-trimethoxybenzene

1-(diphenylsulfanylmethyl)-2,4,5-trimethoxybenzene

Conditions
ConditionsYield
With titanium tetrachloride In dichloromethane at 20℃; for 2h; Inert atmosphere;A 20%
B 3%
C 24%
D 25%
hydrogen cyanide
74-90-8

hydrogen cyanide

1,2,4-trimethoxy-benzene
135-77-3

1,2,4-trimethoxy-benzene

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With hydrogenchloride; aluminium trichloride; benzene at 40 - 50℃; Zersetzung des Reaktionsgemisches mit Eiswasser;

A

asaraldehyde
4460-86-0

asaraldehyde

B

asaronic acid
490-64-2

asaronic acid

Conditions
ConditionsYield
With potassium permanganate; water
2,4,5-trimethoxycinnamic acid
24160-53-0

2,4,5-trimethoxycinnamic acid

A

asaraldehyde
4460-86-0

asaraldehyde

B

asaronic acid
490-64-2

asaronic acid

2,4-Dihydroxybenzaldehyde
95-01-2

2,4-Dihydroxybenzaldehyde

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With sodium hydroxide; dipotassium peroxodisulfate
Multi-step reaction with 3 steps
1: Br2; NaClO3
2: CuCl
3: NaOH
View Scheme
2,4-dihydroxy-5-methoxybenzaldehyde
51061-83-7

2,4-dihydroxy-5-methoxybenzaldehyde

methyl iodide
74-88-4

methyl iodide

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With potassium carbonate; acetone
2-hydroxy-4,5-dimethoxybenzaldehyde
14382-91-3

2-hydroxy-4,5-dimethoxybenzaldehyde

methyl iodide
74-88-4

methyl iodide

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With potassium carbonate; acetone
2,5-dihydroxy-4-methoxy-benzaldehyde
29865-97-2

2,5-dihydroxy-4-methoxy-benzaldehyde

methyl iodide
74-88-4

methyl iodide

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With potassium carbonate; acetone
methanol
67-56-1

methanol

α-asarone
2883-98-9

α-asarone

A

C12H16O3
5273-86-9

C12H16O3

B

asaraldehyde
4460-86-0

asaraldehyde

C

3-Methoxy-3-(2,4,5-trimethoxyphenyl)-propan
82645-86-1

3-Methoxy-3-(2,4,5-trimethoxyphenyl)-propan

Conditions
ConditionsYield
for 4h; Irradiation;
C12H16O3
5273-86-9

C12H16O3

A

α-asarone
2883-98-9

α-asarone

B

asaraldehyde
4460-86-0

asaraldehyde

C

andamanicin
73036-51-8

andamanicin

D

(Z)-3-(2,4,5-trimethoxyphenyl)acrylaldehyde
99217-07-9

(Z)-3-(2,4,5-trimethoxyphenyl)acrylaldehyde

Conditions
ConditionsYield
for 720h; Irradiation; Further byproducts given;A 0.26 g
B 1.18 g
C 0.28 g
D 46 mg
C12H16O3
5273-86-9

C12H16O3

A

α-asarone
2883-98-9

α-asarone

B

asaraldehyde
4460-86-0

asaraldehyde

C

andamanicin
73036-51-8

andamanicin

D

(Z)-3-(2,4,5-trimethoxyphenyl)acrylaldehyde
99217-07-9

(Z)-3-(2,4,5-trimethoxyphenyl)acrylaldehyde

E

trans 2,4,5-trimethoxy cinnamaldehyde
99217-07-9, 106128-88-5, 99217-06-8

trans 2,4,5-trimethoxy cinnamaldehyde

Conditions
ConditionsYield
for 720h; Mechanism; Irradiation;A 0.26 g
B 1.18 g
C 0.28 g
D 46 mg
E 0.19 g
C12H16O3
5273-86-9

C12H16O3

A

α-asarone
2883-98-9

α-asarone

B

asaraldehyde
4460-86-0

asaraldehyde

C

andamanicin
73036-51-8

andamanicin

D

trans 2,4,5-trimethoxy cinnamaldehyde
99217-07-9, 106128-88-5, 99217-06-8

trans 2,4,5-trimethoxy cinnamaldehyde

Conditions
ConditionsYield
for 720h; Irradiation; Further byproducts given;A 0.26 g
B 1.18 g
C 0.28 g
D 0.19 g
1-allyl-2,4,5-trimethoxybenzene
5353-15-1

1-allyl-2,4,5-trimethoxybenzene

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With sodium dichromate In acetic acid; benzene for 6h; Heating;
calmus oil

calmus oil

asaraldehyde
4460-86-0

asaraldehyde

Conditions
ConditionsYield
With sodium hydrogensulfite beim Stehen an der Luft;
With water; sodium hydrogensulfite
acetic acid
64-19-7

acetic acid

K2cr2O7

K2cr2O7

asaraldehyde
4460-86-0

asaraldehyde

KMnO4

KMnO4

A

asaraldehyde
4460-86-0

asaraldehyde

B

asaronic acid
490-64-2

asaronic acid

2-acetyl-6-allylphenol
58621-39-9

2-acetyl-6-allylphenol

asaraldehyde
4460-86-0

asaraldehyde

1-(2-hydroxy-3-allyl-phenyl)-3-(2,4,5-trimethoxy-phenyl)-propenone

1-(2-hydroxy-3-allyl-phenyl)-3-(2,4,5-trimethoxy-phenyl)-propenone

Conditions
ConditionsYield
With potassium hydroxide In ethanol for 191h;100%
With potassium hydroxide In ethanol for 191h; aldol condensation;
asaraldehyde
4460-86-0

asaraldehyde

1,2,4-trimethoxy-5-methylbenzene
14894-74-7

1,2,4-trimethoxy-5-methylbenzene

Conditions
ConditionsYield
With triethylsilane; chloro-trimethyl-silane In acetonitrile100%
Multi-step reaction with 2 steps
1: hydrazine hydrate / bis-(2-hydroxy-ethyl) ether / 0.12 h / Irradiation
2: KOH / bis-(2-hydroxy-ethyl) ether / 0.28 h / Irradiation
View Scheme
asaraldehyde
4460-86-0

asaraldehyde

methylamine
74-89-5

methylamine

C11H15NO3
1246401-41-1

C11H15NO3

Conditions
ConditionsYield
at 20℃; for 12h;100%
diethoxyphosphoryl-acetic acid ethyl ester
867-13-0

diethoxyphosphoryl-acetic acid ethyl ester

asaraldehyde
4460-86-0

asaraldehyde

2,4,5-trimethoxycinnamic acid ethyl ester
14469-89-7

2,4,5-trimethoxycinnamic acid ethyl ester

Conditions
ConditionsYield
With potassium carbonate In tetrahydrofuran for 20h; Horner-Wadsworth-Emmons reaction; Reflux;100%
Nitroethane
79-24-3

Nitroethane

asaraldehyde
4460-86-0

asaraldehyde

2,4,5-trimethoxy-β-methyl-β-nitrostyrene
134040-35-0, 17231-84-4

2,4,5-trimethoxy-β-methyl-β-nitrostyrene

Conditions
ConditionsYield
With ammonium acetate for 0.75h; Reflux;99.5%
With ammonium acetate
With ammonium acetate In acetic acid
asaraldehyde
4460-86-0

asaraldehyde

2-hydroxy-4,5-dimethoxybenzaldehyde
14382-91-3

2-hydroxy-4,5-dimethoxybenzaldehyde

Conditions
ConditionsYield
Stage #1: asaraldehyde With boron trichloride In dichloromethane at -78 - 20℃; for 3h;
Stage #2: With hydrogenchloride; water In dichloromethane at 0℃;
99%
With boron tribromide In dichloromethane at 0 - 20℃; for 16h; Inert atmosphere;99%
With boron trichloride In dichloromethane at -78 - 20℃; for 3h;98%
asaraldehyde
4460-86-0

asaraldehyde

2-iodophenylamine
615-43-0

2-iodophenylamine

N-(2,4,5-trimethoxybenzyl)-2-iodobenzenamine

N-(2,4,5-trimethoxybenzyl)-2-iodobenzenamine

Conditions
ConditionsYield
Stage #1: asaraldehyde; 2-iodophenylamine With acetic acid In methanol at 20℃; for 0.5h; Inert atmosphere;
Stage #2: With sodium cyanoborohydride In methanol at 0 - 20℃; for 95h; Inert atmosphere;
99%
asaraldehyde
4460-86-0

asaraldehyde

thiophenol
108-98-5

thiophenol

1-(diphenylsulfanylmethyl)-2,4,5-trimethoxybenzene

1-(diphenylsulfanylmethyl)-2,4,5-trimethoxybenzene

Conditions
ConditionsYield
With indium(III) bromide In water at 20℃; for 3h;98%
N,N'-diacetylpiperazin-2,5-dione
3027-05-2

N,N'-diacetylpiperazin-2,5-dione

asaraldehyde
4460-86-0

asaraldehyde

1-Acetyl-3-[1-(2,4,5-trimethoxy-phenyl)-meth-(Z)-ylidene]-piperazine-2,5-dione
709615-05-4

1-Acetyl-3-[1-(2,4,5-trimethoxy-phenyl)-meth-(Z)-ylidene]-piperazine-2,5-dione

Conditions
ConditionsYield
With potassium tert-butylate; tert-butyl alcohol In dichloromethane at 20℃; for 4h;98%
asaraldehyde
4460-86-0

asaraldehyde

4-amino-1-methyl-3-propyl-1H-pyrazole-5-carboxamide
139756-02-8

4-amino-1-methyl-3-propyl-1H-pyrazole-5-carboxamide

1-methyl-3-propyl-5-(2,4,5-trimethoxyphenyl)-1H-pyrazolo[4,3-d]pyrimidin-7-(6H)-one
1610875-93-8

1-methyl-3-propyl-5-(2,4,5-trimethoxyphenyl)-1H-pyrazolo[4,3-d]pyrimidin-7-(6H)-one

Conditions
ConditionsYield
With dipotassium peroxodisulfate In water; dimethyl sulfoxide at 100℃; for 0.05h; Sealed tube; Microwave irradiation;98%
Stage #1: asaraldehyde; 4-amino-1-methyl-3-propyl-1H-pyrazole-5-carboxamide In ethanol at 60℃; for 0.5h;
Stage #2: With oxygen; copper dichloride In ethanol at 75℃; for 0.5h;
87%
asaraldehyde
4460-86-0

asaraldehyde

(2,4,5-trimethoxyphenyl)methanol
30038-31-4

(2,4,5-trimethoxyphenyl)methanol

Conditions
ConditionsYield
With methanol; sodium tetrahydroborate at 0 - 20℃; for 18h; Inert atmosphere; Schlenk technique;97%
With sodium tetrahydroborate In methanol for 0.5h;84%
With ethanol; platinum Hydrogenation;
2,4-dimethylpent-3-ylamine
4083-57-2

2,4-dimethylpent-3-ylamine

asaraldehyde
4460-86-0

asaraldehyde

2,4,5-Trimethoxybenzaldehyde 2,4-dimethylpent-3-ylimine

2,4,5-Trimethoxybenzaldehyde 2,4-dimethylpent-3-ylimine

Conditions
ConditionsYield
97%
With toluene-4-sulfonic acid In toluene for 3h; Heating / reflux;96%
With toluene-4-sulfonic acid In toluene for 3h; Heating / reflux;96%
(1-methoxyethyl)triphenylphosphonium tetrafluoroborate

(1-methoxyethyl)triphenylphosphonium tetrafluoroborate

asaraldehyde
4460-86-0

asaraldehyde

1-hydroxy-1-(2,4,5-trimethoxyphenyl)propan-2-one
1422453-77-7

1-hydroxy-1-(2,4,5-trimethoxyphenyl)propan-2-one

Conditions
ConditionsYield
Stage #1: (1-methoxyethyl)triphenylphosphonium tetrafluoroborate With n-butyllithium In tetrahydrofuran at -78℃; for 0.333333h; Inert atmosphere;
Stage #2: asaraldehyde In tetrahydrofuran at -78℃; for 0.5h; Inert atmosphere;
97%
phthalic anhydride
85-44-9

phthalic anhydride

asaraldehyde
4460-86-0

asaraldehyde

ethyl 2-cyanoacetate
105-56-6

ethyl 2-cyanoacetate

ethyl 3‑amino‑5,10‑dioxo‑1‑(2,4,5‑trimethoxyphenyl)‑5,10‑dihydro‑1H‑pyrazolo[1,2‑b]phthalazine‑2‑carboxylate

ethyl 3‑amino‑5,10‑dioxo‑1‑(2,4,5‑trimethoxyphenyl)‑5,10‑dihydro‑1H‑pyrazolo[1,2‑b]phthalazine‑2‑carboxylate

Conditions
ConditionsYield
With hydrazine hydrate In water at 60℃; for 0.666667h; Green chemistry;97%
1-thiopropane
107-03-9

1-thiopropane

asaraldehyde
4460-86-0

asaraldehyde

1-(bis-propylsulfanyl-methyl)-2,4,5-trimethoxy-benzene

1-(bis-propylsulfanyl-methyl)-2,4,5-trimethoxy-benzene

Conditions
ConditionsYield
With indium(III) bromide In dichloromethane at 20℃; for 1h;96%
asaraldehyde
4460-86-0

asaraldehyde

Dimethyl succinate
106-65-0

Dimethyl succinate

Asarylidenbernsteinsaeure
74018-30-7

Asarylidenbernsteinsaeure

Conditions
ConditionsYield
With potassium tert-butylate In tert-butyl alcohol for 2h; Heating;96%
asaraldehyde
4460-86-0

asaraldehyde

4-bromo-4'-acetylbiphenyl
5731-01-1

4-bromo-4'-acetylbiphenyl

1-[(4-(4-bromophenyl)phenyl)]-3-(2,4,5-trimethoxyphenyl)prop-2-en-1-one
1256153-24-8

1-[(4-(4-bromophenyl)phenyl)]-3-(2,4,5-trimethoxyphenyl)prop-2-en-1-one

Conditions
ConditionsYield
In methanol at 75℃; Claisen-Schmidt condensation; Ionic liquid; Microwave irradiation;96%
asaraldehyde
4460-86-0

asaraldehyde

1-(2,4,6-trimethoxyphenyl)ethanone
832-58-6

1-(2,4,6-trimethoxyphenyl)ethanone

(2E)-1-(2,4,6-trimethoxyphenyl)-3-(2,4,5-trimethoxyphenyl)-2-propen-1-one
73694-37-8

(2E)-1-(2,4,6-trimethoxyphenyl)-3-(2,4,5-trimethoxyphenyl)-2-propen-1-one

Conditions
ConditionsYield
With potassium hydroxide In ethanol; water at 20℃; Claisen-Schmidt Condensation;96%
With lithium hydroxide monohydrate In ethanol at 20℃; for 168h; Claisen-Schmidt Condensation;78%
With lithium hydroxide monohydrate In ethanol at 20℃; for 168h; Claisen-Schmidt Condensation;78%
With potassium hydroxide at 20℃; for 0.0833333h; Claisen-Schmidt Condensation; Inert atmosphere;68%
4,6-dimethoxycoumaranone
4225-35-8

4,6-dimethoxycoumaranone

asaraldehyde
4460-86-0

asaraldehyde

(Z)-benzylidene-4,6,2',4',5'-pentamethoxybenzylidenebenzofuran-3(2H)-one

(Z)-benzylidene-4,6,2',4',5'-pentamethoxybenzylidenebenzofuran-3(2H)-one

Conditions
ConditionsYield
With potassium hydroxide In methanol at 20℃; for 0.5h;95%
With potassium hydroxide In methanol at 20℃; for 1h;
3-(3',4',5'-trimethoxyphenyl)-4,5,6-trimethoxy-indan-1-one
1059117-37-1

3-(3',4',5'-trimethoxyphenyl)-4,5,6-trimethoxy-indan-1-one

asaraldehyde
4460-86-0

asaraldehyde

3-(3',4',5'-trimethoxyphenyl)-4,5,6-trimethoxy-2-(2'',4'',5''-trimethoxybenzylidene)-indan-1-one
1375084-23-3

3-(3',4',5'-trimethoxyphenyl)-4,5,6-trimethoxy-2-(2'',4'',5''-trimethoxybenzylidene)-indan-1-one

Conditions
ConditionsYield
With potassium hydroxide In methanol at 20℃;95%
asaraldehyde
4460-86-0

asaraldehyde

acetophenone
98-86-2

acetophenone

(2E)‑1‑phenyl‑3‑(2,4,5‑trimethoxyphenyl)prop‑2‑en‑1‑one
1393480-79-9

(2E)‑1‑phenyl‑3‑(2,4,5‑trimethoxyphenyl)prop‑2‑en‑1‑one

Conditions
ConditionsYield
With potassium hydroxide In ethanol; water at 20℃; Claisen-Schmidt Condensation;95%
With sodium hydroxide In ethanol at 20℃; for 3h; Claisen-Schmidt Condensation;82%
With potassium hydroxide In ethanol; water at 20℃; Claisen-Schmidt Condensation;79%
With sodium hydroxide In ethanol at 20℃; for 48h; Claisen-Schmidt Condensation;74%
With sodium hydroxide at 20℃; for 48h; Claisen-Schmidt Condensation;31%
asaraldehyde
4460-86-0

asaraldehyde

2,5-diacetoxyacetophenone
31405-72-8

2,5-diacetoxyacetophenone

(E)-1-(2,5-Dicetoxyphenyl)-3-(2,4,5-trimethoxyphenyl)prop-2-en-1-one

(E)-1-(2,5-Dicetoxyphenyl)-3-(2,4,5-trimethoxyphenyl)prop-2-en-1-one

Conditions
ConditionsYield
With potassium hydroxide In ethanol; water at 20℃; Claisen-Schmidt Condensation;95%
phthalic anhydride
85-44-9

phthalic anhydride

asaraldehyde
4460-86-0

asaraldehyde

malononitrile
109-77-3

malononitrile

3‑amino‑5,10‑dioxo‑1‑(2,4,5‑trimethoxyphenyl)‑5,10‑dihydro‑1H‑pyrazolo[1,2‑b]phthalazine‑2‑carbonitrile

3‑amino‑5,10‑dioxo‑1‑(2,4,5‑trimethoxyphenyl)‑5,10‑dihydro‑1H‑pyrazolo[1,2‑b]phthalazine‑2‑carbonitrile

Conditions
ConditionsYield
With hydrazine hydrate In water at 60℃; for 0.5h; Catalytic behavior; Reagent/catalyst; Solvent; Temperature; Green chemistry;95%
cycl-isopropylidene malonate
2033-24-1

cycl-isopropylidene malonate

asaraldehyde
4460-86-0

asaraldehyde

5-(2,4,5-trimethoxybenzylidene)-2,2-dimethyl-[1,3]dioxane-4,6-dione
117646-11-4

5-(2,4,5-trimethoxybenzylidene)-2,2-dimethyl-[1,3]dioxane-4,6-dione

Conditions
ConditionsYield
In N,N-dimethyl-formamide for 12h; Ambient temperature;94%
In methanol at 20℃; for 6h;46%
In methanol at 20℃; Knoevenagel condensation;
In N,N-dimethyl-formamide
asaraldehyde
4460-86-0

asaraldehyde

methyl 2-naphthyl ketone
93-08-3

methyl 2-naphthyl ketone

(2E)-1-(2-naphthyl)-3-(2,4,5-trimethoxyphenyl)-2-propen-1-one
41343-22-0

(2E)-1-(2-naphthyl)-3-(2,4,5-trimethoxyphenyl)-2-propen-1-one

Conditions
ConditionsYield
With potassium hydroxide In methanol at 20℃; for 24h;94%
With potassium hydroxide In methanol at 20℃; for 24h;
asaraldehyde
4460-86-0

asaraldehyde

para-bromoacetophenone
99-90-1

para-bromoacetophenone

1-(4-bromophenyl)-3-(2,4,5-trimethoxyphenyl)prop-2-en-1-one
941607-52-9

1-(4-bromophenyl)-3-(2,4,5-trimethoxyphenyl)prop-2-en-1-one

Conditions
ConditionsYield
In methanol at 75℃; Claisen-Schmidt condensation; Ionic liquid; Microwave irradiation;94%
With sodium hydroxide In ethanol for 2h;
asaraldehyde
4460-86-0

asaraldehyde

1-(4-methoxyphenyl)ethanone
100-06-1

1-(4-methoxyphenyl)ethanone

(E)-1-(4-methoxyphenyl)-3-(2,4,5-trimethoxyphenyl)prop-2-en-1-one
1003377-77-2

(E)-1-(4-methoxyphenyl)-3-(2,4,5-trimethoxyphenyl)prop-2-en-1-one

Conditions
ConditionsYield
Stage #1: 1-(4-methoxyphenyl)ethanone With sodium hydroxide In ethanol; water at 20℃; for 0.0833333h; Claisen-Schmidt Condensation;
Stage #2: asaraldehyde at 20℃; Claisen-Schmidt Condensation;
94%
With lithium hydroxide monohydrate In ethanol at 20℃; for 15h; Claisen-Schmidt Condensation;92%
With lithium hydroxide monohydrate In ethanol at 20℃; for 15h; Claisen-Schmidt Condensation;92%
N-hydroxyphthalimide
524-38-9

N-hydroxyphthalimide

asaraldehyde
4460-86-0

asaraldehyde

1,3-dioxoisoindolin-2-yl 2,4,5-trimethoxybenzoate
1441984-87-7

1,3-dioxoisoindolin-2-yl 2,4,5-trimethoxybenzoate

Conditions
ConditionsYield
With tert.-butylhydroperoxide; tetra-(n-butyl)ammonium iodide In decane; ethyl acetate at 20 - 70℃; for 8h;94%

2,4,5-Trimethoxybenzaldehyde Specification

1. Introduction of 2,4,5-Trimethoxy Benzaldehyde
2,4,5-Trimethoxy Benzaldehyde is pharmaceutical intermediates used for the preparation of asarone.

2. Properties of 2,4,5-Trimethoxy Benzaldehyde
Melting point: 112-114 °C 
Index of Refraction: 1.524
Molar Refractivity: 53.04 cm3
Molar Volume: 173.1 cm3
Surface Tension: 35.4 dyne/cm
Density: 1.133 g/cm3
Flash Point: 149 °C
Enthalpy of Vaporization: 57.77 kJ/mol
Boiling Point: 334.7 °C at 760 mmHg
Vapour Pressure: 0.000125 mmHg at 25°C
Classification Code: Mutation data

3. Toxicity of 2,4,5-Trimethoxy Benzaldehyde

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
bird - wild LD50 oral 422mg/kg (422mg/kg)   Archives of Environmental Contamination and Toxicology. Vol. 12, Pg. 355, 1983.

5. Safety Information of 2,4,5-Trimethoxy Benzaldehyde
Hazard Codes:C 
Risk Statements:36/37/38-34
36/37/38:Irritating to eyes, respiratory system and skin 
34:Causes burns 
Safety Statements:22-24/25-45-36/37/39-27-26
22:Do not breathe dust 
24/25:Avoid contact with skin and eyes 
45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) 
36/37/39:Wear suitable protective clothing, gloves and eye/face protection 
27:Take off immediately all contaminated clothing 
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice  
WGK Germany:3
RTECS:CU8460000
Hazardous Substances Data:4460-86-0(Hazardous Substances Data)

6. Use of 2,4,5-Trimethoxy Benzaldehyde
2,4,5-Trimethoxy Benzaldehyd is used as a pharmaceutical intermediate mainly for the preparation of Asarone.

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