3,4-Dihydroxybenzoic acid | CAS 99-50-3

3,4-Dihydroxybenzoic acid shows significant nematicidal, antitumor, neuroprotective, antioxidant, and antimicrobial activities. 3,4-Dihydroxybenzoic acid has protection against adriamycin cytotoxicity and inhibition of DNA topoisomerase II activity; it also protects human keratinocytes against UVB-induced oxidative stress and apoptosis.3,4-Dihydroxybenzoic acid can prevent Abeta (25-35)-induced neuronal cell damage by interfering with the increase of [Ca(2+)](c), and then by inhibiting glutamate release, generation of ROS and caspase-3 activity.

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Recommended storage conditions and precautions regarding proper product handling are contained in the product Certificate of Analysis (COA). Here are general storage guidelines for compounds:

Powder: -20°C 3 years and 4°C 2 years
In solvent: -80°C 6 months and -20°C 1 month

If the solution is stored at -20°C for more than one month, it should be re-examined to ensure its efficacy. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their COAs.

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The packaging of the product may have turned upside down during transportation, resulting in the natural compounds adhering to the neck or cap of the vial. take the vial out of its packaging and gently shake to let the compounds fall to the bottom of the vial. for liquid products, centrifuge at 200-500 RPM to gather the liquid at the bottom of the vial. try to avoid loss or contamination during handling.

Product Name	3,4-Dihydroxybenzoic acid
CAS No.:	99-50-3
Catalog No.:	CFN97568
Molecular Formula:	C₇H₆O₄
Molecular Weight:	154.1 g/mol
Purity:	>=98%
Type of Compound:	Phenols
Physical Desc.:	Powder
Source:	The herbs of Onychium japonicum
Solvent:	Chloroform, Dichloromethane, Ethyl Acetate, DMSO, Acetone, etc.
Price:	$30/20mg

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