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2,5-dihydroxybenzaldehyde

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Origin: China

Cas No: 1194-98-5

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 1194-98-5 Formula: C7H6O3 Molecular Weight: 138.12100

Basic Info

Chemical Name	2,5-dihydroxybenzaldehyde
Synonyms	2,5-dihydroxybenzylaldehyde; 4-hydroxy-2-formyl-phenol; Gentisaldehyde; Gentisinaldehyde; Benzaldehyde, 2,5-dihydroxy-; 2-Formylhydroquinone; Benzaldehyde,2,5-dihydroxy; 2,5-dihydroxy benzaldehyde; Gentisate aldehyde; 2,5-Dihydroxybenzaldehyde;
CAS No.	1194-98-5
Molecular Formula	C7H6O3
Molecular Weight	138.12100
PSA	57.53000
LogP	0.91030

Properties

Appearance & Physical State	yellow crystalline powder
Density	1.409 g/cm3
Boiling Point	276.1ºC at 760 mmHg
Melting Point	98-102ºC
Flash Point	135.1ºC
Refractive Index	1.674
Water Solubility	soluble
Stability	Stable at room temperature in closed containers under normal storage and handling conditions.
Storage Condition	Keep away from heat, sparks, and flame. Keep away from sources of ignition. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Flammables-area.
Vapor Pressure	0.0029mmHg at 25°C

Safety Info

Safety Statements	S26-S37/39
HS Code	2912499000
Packing Group	I; II
WGK Germany	3
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

salicyl alcohol→2,5-dihydroxybenzaldehyde+2-(hydroxymethyl)cyclohexa-2,5-diene-1,4-dione
2-Hydroxy-5-methoxybenzaldehyde→2,5-dihydroxybenzaldehyde+hydroquinone
benzyl alcohol→2,5-dihydroxybenzaldehyde+carbon dioxide

Precursor

5-Bromosalicylaldehyde
1',3',3'-trimethylspiro[chromene-2,2'-indole]-6-ol
2,5-Dimethoxybenzaldehyde
Meldrum's acid

Downstream Product

3,6-dioxocyclohexa-1,4-diene-1-carbaldehyde
2,5-diacetyloxybenzoic acid
2,5-dihydroxybenzoic acid
5-Hydroxy-2-methoxybenzaldehyde

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