Phloroglucinol Dihydrate

Name: Phloroglucinol Dihydrate
SKU: 0

English Name ：Phloroglucinol Dihydrate
English Synonyms ：1,3,5-Trihydroxybenzene dihydrate; 1,3,5-Benzenetriol dihydrate; Benzene-1,3,5-triol dihydrate
CAS Number ：6099-90-7
EINECS Number ：203-611-2
Molecular Formula ：C₆H₆O₃·2H₂O (C₆H₁₀O₅)

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Product Description

English Name	Phloroglucinol Dihydrate
English Synonyms	1,3,5-Trihydroxybenzene dihydrate; 1,3,5-Benzenetriol dihydrate; Benzene-1,3,5-triol dihydrate
CAS Number	6099-90-7
EINECS Number	203-611-2
Molecular Formula	C₆H₆O₃·2H₂O (C₆H₁₀O₅)
Molecular Weight	162.1406 g/mol
InChI	InChI=1S/C₆H₆O₃.2H₂O/c7-4-1-5(8)3-6(9)2-4;;/h1-3,7-9H;2 * 1H₂
Molecular Structure
Melting Point	218-221°C (dehydration occurs)
Boiling Point	331.1°C (anhydrous form)
Flash Point	174.9°C
Water Solubility	Slightly soluble (~10 g/100mL at 20°C)
Vapor Pressure	8.27 × 10⁻⁵ mmHg at 25°C
Physicochemical Properties	• Appearance: White crystalline solid • Forms yellow oxidation products in air • Anhydrous form: Phloroglucinol (C₆H₆O₃)
Applications	Analytical reagent (e.g., HCl detection, furfural test) Intermediate for 5,7-Dihydroxyflavone synthesis
Hazard Symbol	Xi: Irritant
Risk Phrases	R36/37/38: Irritating to eyes, respiratory system and skin
Safety Phrases	S26: In case of eye contact, rinse immediately S37/39: Wear suitable gloves and eye/face protection
Downstream Product	5,7-Dihydroxyflavone (Chrysin)
MSDS Reference	[Safety Data Sheet: Phloroglucinol Dihydrate]