methyl shikimate
shikimic acid
Conditions | Yield |
---|---|
With sodium hydroxide In tetrahydrofuran; water for 5.5h; Ambient temperature; | 97% |
With sodium hydroxide In tetrahydrofuran; water | 96% |
With sodium hydroxide; water In tetrahydrofuran for 1h; Ambient temperature; | 96% |
(3R,4S,5R)-3,4-Diacetoxy-5-hydroxy-cyclohex-1-enecarboxylic acid methyl ester
shikimic acid
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 5 - 25℃; for 2.5h; | 90% |
With sodium hydroxide 1.) in methanol-water, 5 deg C, 0.5h; 2.) room temp., 2h; Multistep reaction; |
(3aR,4S,7R,7aS)-methyl 4,7-dihydroxy-2,2-dimethylhexahydrobenzo[d][1,3]dioxole-5-carboxylate
shikimic acid
Conditions | Yield |
---|---|
Stage #1: (3aR,4S,7R,7aS)-methyl 4,7-dihydroxy-2,2-dimethylhexahydrobenzo[d][1,3]dioxole-5-carboxylate With dmap; acetic anhydride; triethylamine In tetrahydrofuran for 3.66667h; Inert atmosphere; Stage #2: With 1,8-diazabicyclo[5.4.0]undec-7-ene In tetrahydrofuran for 10h; Inert atmosphere; enantioselective reaction; | 80% |
(1S,2R,6R)-4-(ethoxycarbonyl)-6-(4-nitrobenzoyloxy)-cyclohex-3-ene-1,2-diyl diacetate
shikimic acid
Conditions | Yield |
---|---|
With sodium hydroxide | 65% |
shikimic acid
Conditions | Yield |
---|---|
With hydrogenchloride; water at 80℃; for 3h; | 62% |
shikimic acid
Conditions | Yield |
---|---|
With trifluoroacetic acid In water | 53% |
methyl shikimate
A
shikimic acid
B
3(S),4(S),5(R)-trihydroxy-1-cyclohexene-1-carboxylic acid
C
4-hydroxy-benzoic acid
Conditions | Yield |
---|---|
With hydrogenchloride; water at 100℃; for 30h; | A 8% B 21% C 21% |
Conditions | Yield |
---|---|
Stage #1: D-Glucose With Bacillus pumilus ATCC 21143; oxygen In various solvent(s) at 30℃; for 96h; Microbiological reaction; Stage #2: Escherichia coli SP1.1/pJG6.181B With oxygen In various solvent(s) at 37℃; Microbiological reaction; | A n/a B 5% |
Conditions | Yield |
---|---|
With cultures of escherichia coli; water at 35℃; |
3a,6,7,7a-tetrahydro-7-hydroxy-2,2-dimethyl-[3aR-(3aα,7α,7aα)]-1,3-benzodioxole-5-carboxylic acid
shikimic acid
Conditions | Yield |
---|---|
With water; trifluoroacetic acid Ambient temperature; Yield given; | |
With trifluoroacetic acid for 10h; Ambient temperature; Yield given; | |
Multi-step reaction with 3 steps 1: CDCl3; pyridine / 48 h / Ambient temperature 2: aq. acetic acid / 2 h / 100 °C 3: aq. HCl / reflux 30 min, room temp. overnight View Scheme |
Conditions | Yield |
---|---|
With NADPH at 20℃; Escherichia coli shikimate dehydrogenase, aq. phosphate buffer; | |
With Escherichia coli shikimate dehydrogenase; NADPH at 20℃; Kinetics; in aq. phosphate buffer; | |
With shikimate dehydrogenase | |
With NADP; ethylenediaminetetraacetic acid; D-glucose In phosphate buffer at 25℃; for 1.25h; pH=7; |
(-)-shikimic acid 3-O-gallate
A
3,4,5-trihydroxybenzoic acid
B
shikimic acid
Conditions | Yield |
---|---|
tannase In water at 37℃; for 3h; Product distribution; | A 40 mg B 43 mg |
Acetic acid (1R,4R,6S)-4-acetoxy-6-((S)-2-hydroxy-3,3-dimethyl-butyryl)-cyclohex-2-enyl ester
shikimic acid
Conditions | Yield |
---|---|
Multistep reaction; |
(-)-t-butyl 3,4-O-isopropylideneshikimate
shikimic acid
Conditions | Yield |
---|---|
With trifluoroacetic acid for 12h; Ambient temperature; Yield given; |
Conditions | Yield |
---|---|
In hydrogenchloride reflux 30 min, room temp. overnight; |
(-)-shikimic acid 3,4-O-digallate
A
3,4,5-trihydroxybenzoic acid
B
shikimic acid
Conditions | Yield |
---|---|
tannase In water at 37℃; for 3h; Product distribution; | A 28 mg B 11 mg |
3,5-Di-O-galloylshikimic acid
A
3,4,5-trihydroxybenzoic acid
B
shikimic acid
Conditions | Yield |
---|---|
tannase In water at 37℃; for 3h; Product distribution; | A 78 mg B 37 mg |
hydrogen cyanide
Acetic acid (2R,6R)-2,6-diacetoxy-4-methylene-cyclohexyl ester
shikimic acid
Conditions | Yield |
---|---|
Multistep reaction; |
D-Glucose
A
shikimic acid
B
D-(-)-quinic acid
C
(-)-3-dehydroshikimic acid
Conditions | Yield |
---|---|
With E. coli SP1.1; pKD12112 for 12h; Product distribution; var. time; | |
With air; Escherichia coli SP1.1PTS-; pSC6.090B at 33℃; for 60h; pH=7; | |
With air; Escherichia coli SP1.1PTS-; pSC6.090B at 33℃; for 30h; pH=7; |
methyl (3R,4S,5R)-3-benzoyloxy-4,5-dihydroxy-cyclohex-1-en-1-carboxylate
shikimic acid
Conditions | Yield |
---|---|
With potassium hydroxide In tetrahydrofuran Hydrolysis; |
D-Glucose
phosphoenolpyruvic acid
A
shikimic acid
B
D-(-)-quinic acid
C
(-)-3-dehydroshikimic acid
Conditions | Yield |
---|---|
With dipotassium hydrogenphosphate; E. coli SP1.1; pKD12138; citric acid In water at 33℃; pH=7.0; Enzyme kinetics; Further Variations:; Reagents; |
(3R-(3α,4α,5β))-O-3-phospho-O-5-(1S-1-carboxy-1-(phosphooxy)-ethyl)shikimic acid
A
phosphoenolpyruvic acid
B
shikimic acid
C
5-enol-pyruvoylshikimate 3-phosphate (EPSP)
Conditions | Yield |
---|---|
With glycine at 25℃; pH=2.5 - 3.5; Product distribution; Kinetics; Further Variations:; pH-values; Reagents; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Gluconobacter oxydans IFO 3244 cells / various solvent(s) / 20 h / 30 °C / pH 7 2: NADP; SKDH; GDH / D-glucose; EDTA / aq. phosphate buffer / 1.25 h / 25 °C / pH 7 View Scheme |
shikimic acid
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 59 percent / NaOH; BuNCl / toluene / 0.83 h / 5 °C 2: 52 percent / diphenyl ether / 1 h / 300 °C 3: 94 percent / BF3*OEt2 / toluene / 20 °C 4: KOH / tetrahydrofuran View Scheme |
(1R,5R,6R)-5-Benzoyloxy-7-oxa-bicyclo[4.1.0]hept-3-ene-3-carboxylic acid methyl ester
shikimic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 94 percent / BF3*OEt2 / toluene / 20 °C 2: KOH / tetrahydrofuran View Scheme |
shikimic acid
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: NaBH4; NaOH / methanol; H2O / 0 °C 2: 59 percent / NaOH; BuNCl / toluene / 0.83 h / 5 °C 3: 52 percent / diphenyl ether / 1 h / 300 °C 4: 94 percent / BF3*OEt2 / toluene / 20 °C 5: KOH / tetrahydrofuran View Scheme |
shikimic acid
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 52 percent / diphenyl ether / 1 h / 300 °C 2: 94 percent / BF3*OEt2 / toluene / 20 °C 3: KOH / tetrahydrofuran View Scheme |
(-)-(1S,4R,4aS,5R,8aR)-5-tert-Butyldimethylsilyloxy-1,4,4a,6,7,8a-hexahydro-endo-1,4-methanonaphthalen-8(5H)-one
shikimic acid
Conditions | Yield |
---|---|
Multi-step reaction with 12 steps 1: 86 percent / NaH / tetrahydrofuran / 23 h / Ambient temperature 2: 90 percent / O2, KF, P(OEt)3 / dimethylsulfoxide / 22 h / Ambient temperature 3: 100 percent / pyridine / 38 h / Ambient temperature 4: 100 percent / diphenyl ether / 1 h / 280 °C 5: 86 percent / OsO4, NMO, H2O / tetrahydrofuran / 72 h / 0 °C 6: PPTS / 65 h 7: NaBH4 / methanol / 1.5 h / -78 °C 8: DBU, MeOH / 20 h / -20 °C 9: 23 h / Ambient temperature 10: Tf2O, (i-Pr)2NEt / toluene / 1 h / 50 °C 11: 95 percent / HCl / methanol / 40 h / Ambient temperature 12: 96 percent / NaOH, H2O / tetrahydrofuran / 1 h / Ambient temperature View Scheme |
(2S,3S,4aR,6S,8R,8aR)-6,8-Dihydroxy-2,3-dimethoxy-2,3-dimethyl-octahydro-benzo[1,4]dioxine-6-carboxylic acid methyl ester
shikimic acid
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 94 percent / imidazole / CH2Cl2 2: 97 percent / DIBAL / tetrahydrofuran / 0 °C 3: 92 percent / n-Bu3P / tetrahydrofuran / Ambient temperature 4: 1.) m-chloroperoxybenzoic acid; 2.) TFAA, 2,6-lutidine / 1.) CH2Cl2, 0 deg C; 2.) CH2Cl2 5: 59 percent / NaClO2, Na2PO4, 2-methyl-2-butene / H2O; 2-methyl-propan-2-ol 6: 53 percent / TFA / H2O View Scheme |
Conditions | Yield |
---|---|
With Amberlite IR 120 for 16h; Heating; | 100% |
With Amberlite-IR120 at 65℃; for 18h; Esterification; | 100% |
With hydrogenchloride at 60℃; for 6h; | 100% |
Conditions | Yield |
---|---|
In methanol; diethyl ether for 15h; Ambient temperature; | 99% |
In methanol | |
In methanol; diethyl ether at -20 - -15℃; |
shikimic acid
dimethylglyoxal
trimethyl orthoformate
methyl (3R,4S,5R)-3-hydroxy-4,5-<(2S,3S)-2,3-dimethoxybutan-2,3-dioxy>-cyclohex-1-en-1-carboxylate
Conditions | Yield |
---|---|
With sulfuric acid In methanol for 48h; Inert atmosphere; Reflux; | 95% |
With 10-camphorsufonic acid In methanol at 85℃; Condensation; | 80% |
With CSA In methanol for 48h; Inert atmosphere; Reflux; | 70% |
With (1S)-10-camphorsulfonic acid In methanol for 72h; Reflux; Inert atmosphere; | 62% |
ethanol
shikimic acid
(3R,4S,5R)-3,4,5-trihydroxycyclohex-1-ene-1-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With KU-2-8 cationite for 15h; Reflux; | 93% |
With thionyl chloride at 140℃; under 7500.75 Torr; for 0.133333h; Reagent/catalyst; Temperature; Time; | 93% |
With thionyl chloride for 3h; Reflux; | 83% |
methanol
shikimic acid
cyclohexanone
methyl (3aS,4R,7aR)-4-hydroxy-3a,4,5,7a-tetrahydrospiro[benzo[d][1,3]dioxole-2,1'-cyclohexane]-6-carboxylate
Conditions | Yield |
---|---|
With (1S)-10-camphorsulfonic acid In toluene at 160℃; for 0.5h; Microwave irradiation; | 92% |
With camphor-10-sulfonic acid In toluene at 160℃; Microwave irradiation; |
Conditions | Yield |
---|---|
In water at 35℃; for 6h; dark; shikimate-p-hydroxycinnamoyl transferase; | 68% |
Isopropenyl acetate
shikimic acid
(3R,4S,5R)-3,4,5-triacetoxycyclohex-1-ene-1-carboxylic acid
Conditions | Yield |
---|---|
With iron(III) trifluoromethanesulfonate at 20℃; for 5h; Schlenk technique; | 66% |
Conditions | Yield |
---|---|
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In tetrahydrofuran at 65℃; | 60% |
With NAD(P)-independent quinate dehydrogenase EC 1.1.99.25; potassium hexacyanoferrate(III) Enzyme kinetics; Further Variations:; Reagents; | |
With oxygen In water at 20℃; under 760.051 Torr; for 336h; pH=6.5 - 7; |
Conditions | Yield |
---|---|
With sulfuric acid; acetic acid at 120℃; for 16h; | A 9% B 57% |
With hydrogenchloride for 14h; Heating; | A 13% B 40% |
Conditions | Yield |
---|---|
Stage #1: shikimic acid In water at 350℃; for 0.5h; Stage #2: With copper In water at 350℃; | A 18 % Chromat. B 51% C 1 % Chromat. |
shikimic acid
(-)-shikimate 3-phosphate trisodium salt
Conditions | Yield |
---|---|
With ATP shikimate kinase, 1.) 6 h, 2.) 13 deg C., overnight; | 47% |
Multi-step reaction with 11 steps 1: 95 percent / Amberlite IR 120 / 12 h / Heating 2: 96 percent / camphorsulfonic acid / 0.25 h / Ambient temperature 3: 100 percent / 4-(dimethylamino)pyridine / CH2Cl2 / 2 h / Ambient temperature 4: 94 percent / aq. HOAc / tetrahydrofuran / 6 h / 70 °C 5: 1.) dibutyltin oxide / 1.) benzene, reflux, 1 h, 2.) DMF, 30 min 6: 100 percent / 4-(dimethylamino)pyridine / CH2Cl2 / 1 h / 50 °C 7: 89 percent / 80percent aq. HOAc / 0.25 h 8: tetrazole / CH2Cl2 / 2 h / Ambient temperature 9: 0.304 g / m-CPBA / CH2Cl2 / 2 h / -40 °C 10: 80 percent / bromotrimethylsilane / CH2Cl2 / 1 h / 0 °C 11: 99 percent / 1 N NaOH / 3 h / 0 °C View Scheme |
shikimic acid
2-(bromomethyl)-3,5,6-trimethylpyrazine
(3,5,6-trimethyl pyrazine-2-yl)methyl 3,4,5-trihydroxycyclohexyl-1-ene formate
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide for 3.5h; Reflux; | 43.8% |
shikimic acid
Conditions | Yield |
---|---|
Stage #1: shikimic acid; H-Lys-Cys(StBu)-Gly-2,2,5,7,8-pentamethylchroma-6-sulfonyl peptidyl-resin With benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.666667h; Stage #2: With chlorotriisopropylsilane; trifluoroacetic acid In water at 20℃; for 1h; | 40% |
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane; N,N-dimethyl-formamide at 0 - 20℃; | 33% |
shikimic acid
Conditions | Yield |
---|---|
Stage #1: shikimic acid; H-Lys-Cys(StBu)-Arg(Pmc)-2,2,5,7,8-pentamethylchroma-6-sulfonyl peptidyl-resin With benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.666667h; Stage #2: With chlorotriisopropylsilane; trifluoroacetic acid In water at 20℃; for 1h; | 26% |
shikimic acid
(R)-3-tert-Butylsulfanyl-2-(9H-fluoren-9-ylmethoxycarbonylamino)-propionic acid
N-2,N-6-bis(9-fluorenylmethyloxycarbonyl)-L-lysine
Conditions | Yield |
---|---|
Multistep reaction; | 14% |
IUPAC name: (3R,4S,5R)-3,4,5-Trihydroxycyclohexene-1-carboxylic acid
Molecular Formula: C7H10O5
Molecular Weight: 174.15 g/mol
EINECS: 205-334-2
Melting point: 185-191 °C
alpha: -180 º (c=4, H2O 25 °C)
Water solubility: 18 g/100 mL (20 °C)
Index of Refraction: 1.679
Sensitive: Hygroscopic
Merck: 14,8480
Density: 1.725 g/cm3
Flash Point: 210.1 °C
Surface Tension: 116.6 dyne/cm
Enthalpy of Vaporization: 75.28 kJ/mol
Boiling Point: 400.5 °C at 760 mmHg
Vapour Pressure: 4.45E-08 mmHg at 25 °C
Product Category of Shikimic acid (CAS NO.138-59-0): API intermediates;Chiral Reagents;Chiral Building Blocks;Simple Alcohols (Chiral);Synthetic Organic Chemistry;Natural Plant Extract
Following is the structure of Shikimic acid (CAS NO.138-59-0):
Naturally, Shikimic acid (CAS NO.138-59-0) occurring (-)-form is a major biosynthetic precursor of phenylalanine, tyrosine, and tryptophan and hence of the majority of plant alkaloids. It is also involved in the biosynthesis of lignin, flavonpids and other important aromatic substance.
1. | dlt-mus-ipr 1000 mg/kg | BJLSAF Botanical Journal of the Linnean Society. 73 (1976),105. | ||
2. | dlt-mus-orl 3200 mg/kg | NATUAS Nature. 250 (1974),348. | ||
3. | otr-ham:kdy 250 mg/L | TOLED5 Toxicology Letters. 19 (1983),43. | ||
4. | ipr-mus LD50:1000 mg/kg | NATUAS Nature. 250 (1974),348. |
Shikimic acid (CAS NO.138-59-0) has been listed as a carcinogen by IARC in Group 3. The toxicological properties have not been fully investigated. You can see actual entry in RTECS for complete information.
IARC Cancer Review: Group 3 IMEMDT . IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 ,1987,p. 56.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 40 ,1986,p. 47.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . EPA Genetic Toxicology Program.
Shikimic acid's safety information: Moderately toxic by intraperitoneal route. Questionable carcinogen with experimental tumorigenic data. Mutation data reported. When heated to decomposition, it emits acrid smoke and irritating fumes.
Hazard Codes: Xi
Risk Statements: 36/37/38
R37/38:Irritating to respiratory system and skin.
Safety Statements: 22-24/25-36-26
S22:Do not breathe dust.
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.
WGK Germany: 3
RTECS: GW4600000
F: 3-10
HS Code: 29181980
Shikimic acid , with a CAS number of 138-59-0, known as 3R,4S,5R)-(-)-3,4,5-Trihydroxy-1-cyclohexenecarboxylic acid ; and 3,4,5-Trihydroxy-1-cyclohexene-1-carboxylic acid . And its classification code are mutation data, natural product, tumor data. Shikimic acid (CAS NO.138-59-0) could be stable under normal temperatures and pressures. And it should avoid the condition like strong oxidants. And also prevent it to broken down into hazardous decomposition products: carbon monoxide, irritating and toxic fumes and gases, carbon dioxide. Its hazardous polymerization has not been reported.
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