1194-98-5

1194-98-5 structure

Name: 2,5-Dihydroxybenzaldehyde
Chemical Name: 2,5-dihydroxybenzaldehyde
CAS Number: 1194-98-5
Molecular Formula: C₇H₆O₃
Molecular Weight: 138.121
Catalog: Chemical reagent Organic reagent Aromatic aldehyde (containing acetal, hemiacetal)
Create Date: 2018-08-17 11:08:30
Modify Date: 2025-08-20 23:21:44
2,5-Dihydroxybenzaldehyde (Gentisaldehyde) is a naturally occurring antimicrobial that inhibits the growth of Mycobacterium avium subsp. paratuberculosis. 2,5-Dihydroxybenzaldehyde is active against S. aureus strains with a MIC50 of 500 mg/L[1][2].

Name	2,5-dihydroxybenzaldehyde
Synonyms	Benzaldehyde,2,5-dihydroxy 2,5-dihydroxy benzaldehyde EINECS 214-789-6 Gentisate aldehyde VHR BQ EQ 2,5-dihydroxybenzylaldehyde Benzaldehyde, 2,5-dihydroxy- Gentisaldehyde 2-Formylhydroquinone Gentisinaldehyde 2,5-Dihydroxybenzaldehyde MFCD00003333 4-hydroxy-2-formyl-phenol

Description	2,5-Dihydroxybenzaldehyde (Gentisaldehyde) is a naturally occurring antimicrobial that inhibits the growth of Mycobacterium avium subsp. paratuberculosis. 2,5-Dihydroxybenzaldehyde is active against S. aureus strains with a MIC50 of 500 mg/L[1][2].
Related Catalog	Research Areas >> Infection Signaling Pathways >> Anti-infection >> Bacterial
Target	MIC50: 500 mg/L (S. aureus)[2]Mycobacterium avium subsp. paratuberculosis[1]
References	[1]. Stella W Nowotarska, et al. Mechanisms of Antimicrobial Action of Cinnamon and Oregano Oils, Cinnamaldehyde, Carvacrol, 2,5-Dihydroxybenzaldehyde, and 2-Hydroxy-5-Methoxybenzaldehyde Against Mycobacterium Avium Subsp. Paratuberculosis (Map). Foods. 2017 Aug 24;6(9):72. [2]. Andrea Schabauer, et al. Gentisaldehyde and Its Derivative 2,3-Dihydroxybenzaldehyde Show Antimicrobial Activities Against Bovine Mastitis Staphylococcus aureus. Front Vet Sci. 2018 Jul 11;5:148.

Density	1.4±0.1 g/cm3
Boiling Point	276.1±20.0 °C at 760 mmHg
Melting Point	97-99 °C(lit.)
Molecular Formula	C₇H₆O₃
Molecular Weight	138.121
Flash Point	135.1±18.3 °C
Exact Mass	138.031693
PSA	57.53000
LogP	1.12
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.674
Storage condition	Refrigerator, Under Inert Atmosphere
Water Solubility	soluble

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H317-H319-H335
Precautionary Statements	P261-P280-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xi:Irritant
Risk Phrases	R36/37/38
Safety Phrases	S26-S36/37/39-S37/39-S26,37/39
RIDADR	NONH for all modes of transport
WGK Germany	3
Packaging Group	I; II
HS Code	2912499000

HS Code	2912499000
Summary	2912499000. other aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0%