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(2-Hydroxy-benzoylamino)-acetic acid benzyl ester
Salicyluric acid
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In methanol 0 deg C, then 0oom temp., overnight; | 92% |
Conditions | Yield |
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With sodium hydroxide at 20℃; | 90% |
With sodium hydroxide; water Erwaermen des nach dem Ansaeuern erhaltenen Reaktionsprodukts mit wss. Natronlauge; |
(2-methoxyphenyl)(methoxycarbonylmethylamino)-methanone
Salicyluric acid
Conditions | Yield |
---|---|
40% |
Conditions | Yield |
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at 20℃; Kinetics; |
N-salicyloyl-glycine amide
Salicyluric acid
Conditions | Yield |
---|---|
With sodium hydroxide |
2-azidoacetoxy-benzoic acid
Salicyluric acid
Conditions | Yield |
---|---|
With acetic acid methyl ester; platinum Hydrogenation; | |
With palladium on activated charcoal; acetic acid Hydrogenation; |
Salicyluric acid
Conditions | Yield |
---|---|
With palladium on activated charcoal; 2-methoxy-ethanol Hydrogenolyse; |
2-(N-benzyloxycarbonyl-glycyloxy)-benzoic acid benzyl ester
Salicyluric acid
Conditions | Yield |
---|---|
With palladium on activated charcoal; 2-methoxy-ethanol Hydrogenolyse; |
Conditions | Yield |
---|---|
With sodium hydroxide Behandeln des Reaktionsgemischs mit konz. Natronlauge; |
Conditions | Yield |
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With sodium hydroxide |
The Salicyluric acid with CAS registry number of 487-54-7 is also known as 2-Hydroxyhippuric acid. The IUPAC name is 2-[(2-Hydroxybenzoyl)amino]acetic acid. It belongs to product categories of Aromatics Compounds; Aromatics. Its EINECS registry number is 207-661-6. In addition, the formula is C9H9NO4 and the molecular weight is 195.17. This chemical is stable at normal temperature and pressure, and it should be sealed in a ventilated and dry place. What's more, it is a light gray crystalline powder.
Physical properties about Salicyluric acid are: (1)ACD/LogP: 0.81; (2)# of Rule of 5 Violations: 0 ; (3)ACD/BCF (pH 5.5): 1; (4)ACD/BCF (pH 7.4): 1; (5)ACD/KOC (pH 5.5): 1; (6)ACD/KOC (pH 7.4): 1; (7)#H bond acceptors: 5; (8)#H bond donors: 3; (9)#Freely Rotating Bonds: 4; (10)Index of Refraction: 1.604; (11)Molar Refractivity: 47.955 cm3; (12)Molar Volume: 139.342 cm3; (13)Surface Tension: 65.897 dyne/cm; (14)Density: 1.401 g/cm3; (15)Flash Point: 250.016 °C; (16)Enthalpy of Vaporization: 79.642 kJ/mol; (17)Boiling Point: 489.79 °C at 760 mmHg; (18)Vapour Pressure: 0 mmHg at 25 °C.
Preparation of Salicyluric acid: it is prepared by reaction of (2-hydroxy-benzoylamino)-acetic acid benzyl ester. The reaction needs reagent H2, catalyst Pd/C and solvent methanol at the temperature of 0 °C over night. The yield is about 92%.
Uses of Salicyluric acid: it is used to produce [(2-hydroxy-4,5-dioxo-4H,5H-pyrano[3,2-c]chromene-3-carbonyl)-amino]-acetic acid by reaction with propadienedione. The reaction occurs with solvent acetone at 0 °C for 5 hours and r.t. for 48 hours. The yield is about 70%.
When you are using this chemical, please be cautious about it. As a chemical, it is irritating to eyes, respiratory system and skin. During using it, wear suitable protective clothing, gloves and eye/face protection. Avoid contact with skin and eyes. After using it, take off immediately all contaminated clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
1. Canonical SMILES: C1=CC=C(C(=C1)C(=O)NCC(=O)O)O
2. InChI: InChI=1S/C9H9NO4/c11-7-4-2-1-3-6(7)9(14)10-5-8(12)13/h1-4,11H,5H2,(H,10,14)(H,12,13)
3. InChIKey: ONJSZLXSECQROL-UHFFFAOYSA-N
The toxicity data is as follows:
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
mouse | LD | oral | > 1gm/kg (1000mg/kg) | Farmaco, Edizione Scientifica. Vol. 30, Pg. 399, 1975. | |
mouse | LDLo | intravenous | 600mg/kg (600mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES CARDIAC: CHANGE IN RATE | Archives Internationales de Pharmacodynamie et de Therapie. Vol. 38, Pg. 9, 1930. |
pigeon | LDLo | intravenous | 2080mg/kg (2080mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD CARDIAC: CHANGE IN RATE LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES | Archives Internationales de Pharmacodynamie et de Therapie. Vol. 38, Pg. 9, 1930. |
pigeon | LDLo | subcutaneous | 5730mg/kg (5730mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES CARDIAC: CHANGE IN RATE | Archives Internationales de Pharmacodynamie et de Therapie. Vol. 38, Pg. 9, 1930. |
rat | LD50 | subcutaneous | 3gm/kg (3000mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD CARDIAC: CHANGE IN RATE LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES | Archives Internationales de Pharmacodynamie et de Therapie. Vol. 38, Pg. 9, 1930. |