C24H38O8
thapsic acid
Conditions | Yield |
---|---|
With hydrogenchloride In water Heating; | 95% |
hexadec-8t-enedioic acid
thapsic acid
Conditions | Yield |
---|---|
With methanol; nickel Hydrogenation; | |
With acetic acid; platinum Hydrogenation; |
Conditions | Yield |
---|---|
Durch Verseifen und Erhitzen der erhaltenen Tetracarbonsaeure; |
Conditions | Yield |
---|---|
With chromium(VI) oxide; acetic acid | |
With chromium(VI) oxide | |
With chromium(VI) oxide; sulfuric acid In acetone |
hexadecanediamide
thapsic acid
Conditions | Yield |
---|---|
With potassium hydroxide |
5,12-dioxo-hexadecanedioic acid
thapsic acid
Conditions | Yield |
---|---|
With potassium hydroxide; hydrazine hydrate; diethylene glycol | |
With hydrogenchloride; amalgamated zinc; acetic acid |
7-semicarbazono-hexadecanedioic acid
thapsic acid
Conditions | Yield |
---|---|
With potassium hydroxide; hydrazine hydrate; diethylene glycol |
Conditions | Yield |
---|---|
With chromium(VI) oxide; acetic acid |
thapsic acid
Conditions | Yield |
---|---|
With sodium; hydrazine hydrate; ethylene glycol |
Conditions | Yield |
---|---|
(microbiological transformation); |
Conditions | Yield |
---|---|
(i) (electrochemical oxidation), aq. K2CO3, (ii) KOH, EtOH; Multistep reaction; |
heptadec-16-enoic acid
thapsic acid
Conditions | Yield |
---|---|
With potassium permanganate In acetone |
dimethyl hexadecanedioate
thapsic acid
Conditions | Yield |
---|---|
(saponification); |
Conditions | Yield |
---|---|
With potassium permanganate In water; acetone at 70℃; |
Conditions | Yield |
---|---|
(i) NaOH, N2H4*H2O, (ii) (heating); Multistep reaction; |
6-Oxo-hexadecan-disaeure
thapsic acid
Conditions | Yield |
---|---|
With potassium hydroxide; hydrazine hydrate In diethylene glycol |
4-Oxo-tetradecan-dicarbonsaeure-(1,14)-diethylester
thapsic acid
Conditions | Yield |
---|---|
(i) N2H4*H2O, HOCH2CH2OCH2CH2OH, (ii) KOH, (thermolysis); Multistep reaction; |
Conditions | Yield |
---|---|
With chromium(VI) oxide In acetic acid at 100℃; |
4-Oxo-hexadecandisaeure
thapsic acid
Conditions | Yield |
---|---|
(i) KOH, N(CH2CH2OH)3, (ii) N2H4*H2O, (iii) KOH; Multistep reaction; |
Conditions | Yield |
---|---|
With dilithium tetrachlorocuprate In tetrahydrofuran at 0℃; for 3h; |
1-(tert-Butyl-dimethyl-silanyloxy)-cyclooctyl-hydroperoxide
thapsic acid
Conditions | Yield |
---|---|
With sulfuric acid; water; iron(II) sulfate 1.) 0 deg C, methanol 2.) RT; Yield given. Multistep reaction; |
A
thapsic acid
B
15-formylpentadecanoic acid
Conditions | Yield |
---|---|
In benzene-d6 at 80℃; Yield given. Yields of byproduct given. Title compound not separated from byproducts; |
1-methyl-4-nitrosobenzene
6-[5-(5-carboxy-[2]thienylmethyl)-[2]thienyl]-hexanoic acid
thapsic acid
thapsic acid
Conditions | Yield |
---|---|
With hydrogenchloride; amalgamated zinc unter Durchleiten von Chlorwasserstoff; |
Conditions | Yield |
---|---|
With iodine; tetracarbonyl nickel at 260℃; under 147102 Torr; |
thapsic acid
Conditions | Yield |
---|---|
With permanganate(VII) ion; benzene |
(E)-tert-butyl (cyclooct-1-en-1-yloxy)dimethylsilane
thapsic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: H2O2 / trifluoroacetic acid 2: 1.)FeSO4 2.) H2O, H2SO4 / 1.) 0 deg C, methanol 2.) RT View Scheme |
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In tetrahydrofuran for 4h; Reflux; | 96% |
With lithium aluminium tetrahydride In tetrahydrofuran for 24h; Reduction; Heating; | 92% |
With lithium aluminium tetrahydride In tetrahydrofuran Ambient temperature; | 84% |
thapsic acid
1,16-hexadecanedioyl dichloride
Conditions | Yield |
---|---|
With thionyl chloride In benzene for 2h; Heating; | 95% |
With thionyl chloride for 3h; Heating; | |
With thionyl chloride for 1h; Heating; |
1-hydroxy-pyrrolidine-2,5-dione
thapsic acid
hexadecanedioic acid bis-(2,5-dioxopyrrolidin-1-yl)ester
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 3h; | 95% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene at 120℃; for 24h; | 95% |
With toluene-4-sulfonic acid In toluene for 8h; Heating / reflux; |
thapsic acid
N1-(tert-butoxycarbonyl)-N2-[3-(1-trityl-1H-imidazol-4-yl)propyl]guanidine
N1,N16-bis{(tert-butoxycarbonylamino)[3-(1-trityl-1H-imidazol-4-yl)propylamino]methylene}hexadecanediamide
Conditions | Yield |
---|---|
Stage #1: thapsic acid With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; N-ethyl-N,N-diisopropylamine In dichloromethane for 0.25h; Inert atmosphere; Stage #2: N1-(tert-butoxycarbonyl)-N2-[3-(1-trityl-1H-imidazol-4-yl)propyl]guanidine In dichloromethane at 20℃; Inert atmosphere; | 88% |
Conditions | Yield |
---|---|
With mesoporous silica HMS2-SO3H at 110℃; for 6h; Product distribution; Further Variations:; Reagents; reaction times; | 86% |
Conditions | Yield |
---|---|
With 2,3,5-trimethyl-pyridine In tetrahydrofuran at 70℃; for 5h; | 85.5% |
Conditions | Yield |
---|---|
Stage #1: thapsic acid With sodium azide; sulfuric acid In chloroform at 50℃; for 2h; Schmidt Reaction; Stage #2: toluene-4-sulfonic acid | 73% |
thapsic acid
Conditions | Yield |
---|---|
Stage #1: thapsic acid With benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dichloromethane for 0.166667h; Inert atmosphere; Cooling with ice; Stage #2: 11-amino-N-(strychnin-2-yl)undecanoic acid amide In dichloromethane at 20℃; for 14h; Inert atmosphere; Cooling with ice; | 71% |
Conditions | Yield |
---|---|
With hydrogenchloride In water at 20℃; for 4h; | 69% |
With thionyl chloride at 20℃; for 6h; |
ethanol
thapsic acid
A
diethyl hexadecanedioate
B
hexadecanedioic acid monoethyl ester
Conditions | Yield |
---|---|
With sulfuric acid In cyclohexane for 48h; | A n/a B 68% |
thapsic acid
α-bromoacetophenone
hexadecanedioic acid mono-(2-oxo-2-phenyl-ethyl) ester
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 25℃; for 24h; | 65% |
Conditions | Yield |
---|---|
With sulfuric acid; mercury(II) diacetate for 4h; Reflux; Inert atmosphere; | 64% |
4'-demethyl-4-deoxypodophyllotoxin
thapsic acid
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0℃; for 2h; | 63% |
thapsic acid
<3-<<4-(carboxyamino)butyl>amino>propyl>carbamic acid, dibenzyl ester
15-[(4-Benzyloxycarbonylamino-butyl)-(3-benzyloxycarbonylamino-propyl)-carbamoyl]-pentadecanoic acid
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 24h; | 62% |
thapsic acid
tert-butyl 5-[3-(2-tert-butoxycarbonylguanidino)propyl]thiazol-2-yl-carbamate
N1,N16-bis((tert-butoxycarbonylamino){3-[2-(tert-butoxycarbonyl)aminothiazol-5-yl]propylamino}methylene)hexadecanediamide
Conditions | Yield |
---|---|
Stage #1: thapsic acid With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; N-ethyl-N,N-diisopropylamine In dichloromethane for 0.25h; Inert atmosphere; Stage #2: tert-butyl 5-[3-(2-tert-butoxycarbonylguanidino)propyl]thiazol-2-yl-carbamate In dichloromethane at 20℃; Inert atmosphere; | 62% |
thapsic acid
metronidazole
16-(2-(2-methyl-5-nitro-1H-imidazol-1-yl)ethoxy)-16-oxohexadecanoic acid
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In N,N-dimethyl-formamide at 20℃; for 12h; | 60% |
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dimethyl sulfoxide at 40℃; for 24h; | 57.4% |
Stage #1: thapsic acid With dicyclohexyl-carbodiimide In tetrahydrofuran at 20℃; for 2h; Stage #2: metronidazole With dmap In tetrahydrofuran | 37.2% |
Stage #1: thapsic acid With dicyclohexyl-carbodiimide In tetrahydrofuran at 20℃; for 2h; Stage #2: metronidazole With dmap In tetrahydrofuran | 37.2% |
thapsic acid
N-trityl-N,N'-bis-[3-(trityl-amino)-propyl]-butane-1,4-diamine
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine; bromo-tris(1-pyrrolidinyl)phosphonium hexafluorophosphate In N,N-dimethyl-formamide at 25℃; for 24h; | 57% |
Conditions | Yield |
---|---|
With sodium carbonate In 2-methyltetrahydrofuran; water at 75℃; for 22h; | 55.6% |
With tetrabutylammomium bromide; potassium hydroxide In methanol Inert atmosphere; | 42% |
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 4h; | 55% |
N1,N16-bis((tert-butoxycarbonylamino){3-[2-(tert-butoxycarbonyl)amino-4-methylthiazol-5-yl]propylamino}methylene)hexadecanediamide
Conditions | Yield |
---|---|
Stage #1: thapsic acid With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; N-ethyl-N,N-diisopropylamine In dichloromethane for 0.25h; Inert atmosphere; Stage #2: tert-butyl 5-[3-(2-tert-butoxycarbonylguanidino)propyl]-4-methylthiazol-2-yl-carbamate In dichloromethane at 20℃; Inert atmosphere; | 54% |
thapsic acid
Dideoxyinosine
2',3'-dideoxy-5'-hydrogen hexadecanedioate inosine
Conditions | Yield |
---|---|
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In tetrahydrofuran at 20℃; | 50.5% |
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In tetrahydrofuran at 20℃; | 50.5% |
Conditions | Yield |
---|---|
With dmap; 4-(dimethylamino)pyridine hydrochloride; dicyclohexyl-carbodiimide In chloroform for 14h; Heating; | 50% |
Conditions | Yield |
---|---|
With potassium carbonate In tetrahydrofuran; water at 80℃; for 40h; | 50% |
thapsic acid
N,N-dimethylformamide di-tert-butyl acetal
hexadecanedioic acid mono-tert-butyl ester
Conditions | Yield |
---|---|
In toluene Reflux; | 49% |
In toluene Reflux; | 47.6% |
Stage #1: thapsic acid; N,N-dimethylformamide di-tert-butyl acetal In toluene at 50℃; Stage #2: With ethyl acetate In dichloromethane for 0.25h; | 33% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In tetrahydrofuran at 75℃; | 48% |
thapsic acid
butyl-α-D-glucopyranoside
Conditions | Yield |
---|---|
pig pancreatic lipase In acetone at 45℃; for 72h; | 47% |
Conditions | Yield |
---|---|
With dicyclohexyl-carbodiimide In 1,4-dioxane; ethyl acetate at 20℃; for 12h; | 45% |
With dmap; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.5h; | 41% |
Conditions | Yield |
---|---|
Stage #1: thapsic acid With caesium carbonate In N,N-dimethyl-formamide at 50℃; for 1h; Stage #2: 7-[4-(2-chloroacetyl) piperazin-1-yl]-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid With tetra-(n-butyl)ammonium iodide In N,N-dimethyl-formamide at 50℃; for 72h; | 41% |
The Hexadecanedioic acid, with the CAS registry number 121570-10-3 and EINECS registry number 208-013-5, is a kind of white power, and belongs to the following product categories: alpha,omega-Alkanedicarboxylic Acids; alpha,omega-Bifunctional Alkanes; Monofunctional & alpha,omega-Bifunctional Alkanes. And the molecular formula of the chemical is C16H30O4.
The characteristics of this chemical are as followings: (1)ACD/LogP: 5.05; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 3.46; (4)ACD/LogD (pH 7.4): 0.43; (5)ACD/BCF (pH 5.5): 103.72; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 340.48; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 4; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 15; (12)Polar Surface Area: 52.6 Å2; (13)Index of Refraction: 1.474; (14)Molar Refractivity: 79.3 cm3; (15)Molar Volume: 281.8 cm3; (16)Polarizability: 31.43×10-24cm3; (17)Surface Tension: 40.7 dyne/cm; (18)Density: 1.016 g/cm3; (19)Flash Point: 244.6 °C; (20)Enthalpy of Vaporization: 78.65 kJ/mol; (21)Boiling Point: 457.5 °C at 760 mmHg; (22)Vapour Pressure: 1.22E-09 mmHg at 25°C.
Uses of Hexadecanedioic acid: It can be used to produce hexadecanedioyl chloride. This reaction will need reagent SOCl2, and the menstruum benzene. The reaction time is 2 hours with heating, and the yield is about 95%.
You should be cautious while dealing with this chemical. It irritates to eyes, respiratory system and skin. Therefore, you had better avoid contacting with skin and eyes .
Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: O=C(O)CCCCCCCCCCCCCCC(=O)O
(2)InChI: InChI=1/C16H30O4/c17-15(18)13-11-9-7-5-3-1-2-4-6-8-10-12-14-16(19)20/h1-14H2,(H,17,18)(H,19,20)
(3)InChIKey: QQHJDPROMQRDLA-UHFFFAOYAF
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