2,3-Dihydroxybenzoic acid
303-38-8
Pharmaceutical Grade
99%
China
drum
2026-05-02
Chemical products
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Product Description
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Seller Information
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DescriptionBasic Info
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Product Name:
2,3-Dihydroxybenzoic acid
Other Name:Benzoic acid,2,3-dihydroxy-;o-Pyrocatechuic acid;2,3-Dihydroxybenzoic acid;Catecholcarboxylic acid;3-Hydroxysalicylic acid;Pyrocatechuic acid;NSC 27435;1,2-Dihydroxybenzene-3-carboxylic acid
CAS No.:303-38-8
Molecular Formula:C7H6O4
InChIKeys:InChIKey=GLDQAMYCGOIJDV-UHFFFAOYSA-N
Molecular Weight:154.12
Exact Mass:154.12
EC Number:206-139-5
UNII:70D5FBB392
NSC Number:27435
DSSTox ID:DTXSID70858712
HScode:2918290000
Categories:
Characteristics-
PSA:
77.8
XLogP3:1.2
Appearance:Solid
Density:1.6±0.1 g/cm3
Melting Point:204 °C
Boiling Point:362.5°C at 760 mmHg
Flash Point:187.2±21.6 °C
Refractive Index:1.671
Water Solubility:Soluble in water, methanol and dimethyl sulfoxide.
Storage Conditions:2-8°C
PKA:2.91(at 25 °C)
Dissociation Constants:2.91 (at 25 °C)
Collision Cross Section:118.42 Ų [M-H]- [CCS Type: DT, Method: single field calibrated with Agilent tune mix (Agilent)]|120.9 Ų [M-H]-
Hazard IdentificationClassification of the substance or mixture
Skin irritation, Category 2
Eye irritation, Category 2
Specific target organ toxicity â single exposure, Category 3
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Warning
Hazard statement(s) H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
Response P302+P352 IF ON SKIN: Wash with plenty of water/...
P321 Specific treatment (see ... on this label).
P332+P317 If skin irritation occurs: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P319 Get medical help if you feel unwell.
Storage P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
Chemical products
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Location:
No. 7999 Jiankang East Street, Shangcheng Community, Qingchi Sub-district, Xincheng Sub-district, High-tech Zone, Weifang City, Shandong Province
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Total Annual Revenue:
$1 million-$2.5 million
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Total Employees:
5-10
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Year of Establishment:
2025
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Country Product Purchase Quantity Date Posted Post an enquiry for this product