3,4-Dihydroxy-2H-pyran-2-Methanol

3,4-Dihydroxy-2H-pyran-2-Methanol - Names and Identifiers

Name	2-hydroxymethyl-3,4-dihydro-2H-pyran
Synonyms	DHP LINKER DHP Linker 3,4-DIHYDRO-2H-PYRAN-2-METHANOL 3,4-DIHYDRO-2H-PYRANE-2-METHANOL 3,4-Dihydroxy-2H-pyran-2-Methanol 3,4-DIHYDRO-2H-PYRAN-2-YLMETHANOL 2H-PYRAN-2-METHANOL, 3,4-DIHYDRO- 2-HYDROXYMETHYL-3,4-DIHYDRO-2H-PYRAN 2-hydroxymethyl-3,4-dihydro-2H-pyran 2-Hydroxymethyl-3,4-dihydro-2H-pyranl 2-HYDROXYMETHYL-3,4-DIHYDRO-2H-PRYAN(DHP-LINKER)
CAS	3749-36-8
EINECS	223-150-0
InChI	InChI=1/C6H10O2/c7-5-6-3-1-2-4-8-6/h2,4,6-7H,1,3,5H2
InChIKey	XMICBFRKICBBKD-UHFFFAOYSA-N

3,4-Dihydroxy-2H-pyran-2-Methanol - Physico-chemical Properties

Molecular Formula	C6H10O2
Molar Mass	114.14
Density	1.101g/mLat 25°C(lit.)
Boling Point	92-93°C25mm Hg(lit.)
Flash Point	85°C
Vapor Presure	0.0697mmHg at 25°C
Appearance	clear liquid
Color	Colorless to Almost colorless
BRN	107275
pKa	14.34±0.10(Predicted)
Storage Condition	2-8°C
Refractive Index	n20/D 1.478(lit.)
MDL	MFCD00051507
Use	Solid-phase synthesis of Linker for the preparation of loaded dihydropyran for light immobilization and cleavage of alcohols

3,4-Dihydroxy-2H-pyran-2-Methanol - Risk and Safety

Risk Codes	R36/37/38 - Irritating to eyes, respiratory system and skin. R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed.
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S37/39 - Wear suitable gloves and eye/face protection
UN IDs	NA 1993 / PGIII
WGK Germany	3
FLUKA BRAND F CODES	10
HS Code	29329985

3,4-Dihydroxy-2H-pyran-2-Methanol - Introduction

2-hydroxymethyl-3, 4-dihydroxy-2H-pyran, also known as 2-hydroxymethyl-3, 4-dihydroxy-2H-pyran, is an organic compound. Its chemical formula is C6H10O2.

Nature:
-Appearance: colorless transparent liquid
-Solubility: Soluble in water, ethanol and ether and other organic solvents.
- pH: Neutral

Use:
- 2-hydroxymethyl-3,4-dihydro-2H-pyran can be used as a reagent in organic synthesis and is commonly used as a carrier, buffer and inhibitor for catalysts.
-It can also be used as an ingredient in spices, food additives, medicines and cosmetics.

Preparation Method:
- 2-hydroxymethyl-3,4-dihydro-2H-pyran can be obtained by reacting 2,3-butanediol with acetaldehyde under acidic conditions.

Safety Information:
- 2-hydroxymethyl-3,4-dihydro-2H-pyran has low toxicity and does not cause significant hazards under normal use conditions.
-During use, care should be taken to avoid contact with skin and eyes, and to ensure good ventilation conditions.
-In case of accidental contact or inhalation, wash immediately or seek medical help.

Last Update：2024-04-09 15:17:57