84211
Salicylic acid
tested according to Ph. Eur.
Synonym(s):
Acidum salicylicum, 2-Hydroxybenzoic acid
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About This Item
Linear Formula:
2-(HO)C6H4CO2H
CAS Number:
Molecular Weight:
138.12
Beilstein:
774890
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.21
Agency
USP/NF
tested according to Ph. Eur.
Quality Level
vapor density
4.8 (vs air)
vapor pressure
1 mmHg ( 114 °C)
bp
211 °C (lit.)
mp
158-161 °C (lit.)
SMILES string
OC(=O)c1ccccc1O
InChI
1S/C7H6O3/c8-6-4-2-1-3-5(6)7(9)10/h1-4,8H,(H,9,10)
InChI key
YGSDEFSMJLZEOE-UHFFFAOYSA-N
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General description
Salicylic acid is an aromatic phenolic derivative. It plays an important role in various physiological processes in plants, such as thermogenesis, ethylene synthesis and fruit ripening.
Application
Salicylic acid may be used for the quantitative estimation of nitrate in plant materials by colorimetric method. It may be used in the synthesis of 2,5-dihydroxybenzoic acid (gentistic acid).
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Repr. 2
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point(F)
314.6 °F - closed cup
Flash Point(C)
157 °C - closed cup
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Regulatory Information
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Eagleson M.
Concise Encyclopedia Chemistry, 449-449 (1994)
Rapid colorimetric determination of nitrate in plant tissue by nitration of salicylic acid1.
Cataldo DA, et al.
Communications in Soil Science and Plant Analysis, 6(1), 71-80 (1975)
Salicylic acid activates nitric oxide synthesis in Arabidopsis.
Zottini M, et al.
Journal of Experimental Botany, 58(6), 1397-1405 (2007)
Zheng Qing Fu et al.
Annual review of plant biology, 64, 839-863 (2013-02-05)
Systemic acquired resistance (SAR) is an induced immune mechanism in plants. Unlike vertebrate adaptive immunity, SAR is broad spectrum, with no specificity to the initial infection. An avirulent pathogen causing local programmed cell death can induce SAR through generation of
S G Owen et al.
British journal of clinical pharmacology, 38(4), 349-355 (1994-10-01)
1. Five rheumatoid patients with a knee joint effusion participated in the study. An aqueous solution (0.1 to 0.2 ml) containing paracetamol, salicylate, diclofenac and [125I]-albumin was injected into a given joint to yield target concentrations of approximately 20 micrograms
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