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ChemicalBook >> CAS DataBase List >> 3,4-Dihydro-2-methoxy-2H-pyran

3,4-Dihydro-2-methoxy-2H-pyran

3,4-Dihydro-2-methoxy-2H-pyran price.
  • $9 - $824.06
  • Product name: 3,4-Dihydro-2-methoxy-2H-pyran
  • CAS: 4454-05-1
  • MF: C6H10O2
  • MW: 114.14
  • EINECS:224-698-3
  • MDL Number:MFCD00006560
  • Synonyms:2,3-Dihydro-2-methoxy-4H-pyran;3,4-dihydro-2-methoxy-2h-pyra ;2-METHOXY-2,3-DIHYDRO-4H-PYRAN;2-METHOXY-3,4-DIHYDRO-2H-PYRAN;Dihydromethoxypyran;2-Methoxy-2,3-dihydro-(4H)-pyrane;3,4-DIHYDRO-2-METHOXY-2H-PYRAN, 99+%;Pyran, 3,4-dihydro-2-methoxy-
Price18 Properties Safety Information Description
18 prices
Selected condition：
Brand
  • aablocks
  • AHH
  • AK Scientific
  • Ambeed
  • American Custom Chemicals Corporation
  • Chemenu
  • Chem-Impex
  • Matrix Scientific
  • TCI Chemical
Package
  • 100.00mg
  • 100mg
  • 500mg
  • 500.00mg
  • 2.50g
  • 2.500g
  • 5G
  • 25g
  • 25ML
  • 100g
  • 500g
  • 500ml
  • 5000g
  • Manufactureraablocks
  • Product numberAA003IEP
  • Product description3,4-Dihydro-2-methoxy-2H-pyran ≥98%
  • Packaging25g
  • Price$10
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003IEP
  • Product description3,4-Dihydro-2-methoxy-2H-pyran 99%
  • Packaging100g
  • Price$25
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003IEP
  • Product description3,4-Dihydro-2-methoxy-2H-pyran ≥98%
  • Packaging500g
  • Price$87
  • Updated2026-05-28
  • Buy
  • ManufacturerAHH
  • Product numberMT-09731
  • Product description3,4-Dihydro-2-methoxy-2H-pyran 97%
  • Packaging5000g
  • Price$412
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product number5901AL
  • Product description3,4-Dihydro-2-methoxy-2H-pyran
  • Packaging500ml
  • Price$194
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA591944
  • Product description3,4-Dihydro-2-methoxy-2H-pyran 99%
  • Packaging25g
  • Price$9
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0009930
  • Product description3,4-DIHYDRO-2-METHOXY-2H-PYRAN 95.00%
  • Packaging5G
  • Price$824.06
  • Updated2021-12-16
  • Buy
  • ManufacturerChemenu
  • Product numberCM391968
  • Product description2-methoxy-3,4-dihydro-2H-pyran 95%+
  • Packaging500g
  • Price$70
  • Updated2026-05-26
  • Buy
  • ManufacturerChem-Impex
  • Product number43555
  • Product description3,4-Dihydro-2-methoxy-2H-pyran ≥97%(GC)
  • Packaging500ML
  • Price$229.44
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number43555
  • Product description3,4-Dihydro-2-methoxy-2H-pyran ≥97%(GC)
  • Packaging25ML
  • Price$20.43
  • Updated2026-05-19
  • Buy
  • ManufacturerMatrix Scientific
  • Product number133760
  • Product description2-Methoxy-3,4-dihydro-2H-pyran 95%+
  • Packaging100mg
  • Price$53
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number133760
  • Product description2-Methoxy-3,4-dihydro-2H-pyran
  • Packaging100.00mg
  • Price$53
  • Updated2026-05-18
  • Buy
  • ManufacturerMatrix Scientific
  • Product number133760
  • Product description2-Methoxy-3,4-dihydro-2H-pyran 95%+
  • Packaging500mg
  • Price$87
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number133760
  • Product description2-Methoxy-3,4-dihydro-2H-pyran
  • Packaging500.00mg
  • Price$87
  • Updated2026-05-18
  • Buy
  • ManufacturerMatrix Scientific
  • Product number133760
  • Product description2-Methoxy-3,4-dihydro-2H-pyran 95%+
  • Packaging2.500g
  • Price$215
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number133760
  • Product description2-Methoxy-3,4-dihydro-2H-pyran
  • Packaging2.50g
  • Price$215
  • Updated2026-05-18
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003IEP 3,4-Dihydro-2-methoxy-2H-pyran ≥98% 25g $10 2026-05-28 Buy
aablocks AA003IEP 3,4-Dihydro-2-methoxy-2H-pyran 99% 100g $25 2026-05-28 Buy
aablocks AA003IEP 3,4-Dihydro-2-methoxy-2H-pyran ≥98% 500g $87 2026-05-28 Buy
AHH MT-09731 3,4-Dihydro-2-methoxy-2H-pyran 97% 5000g $412 2026-05-26 Buy
AK Scientific 5901AL 3,4-Dihydro-2-methoxy-2H-pyran 500ml $194 2021-12-16 Buy
Ambeed A591944 3,4-Dihydro-2-methoxy-2H-pyran 99% 25g $9 2021-12-16 Buy
American Custom Chemicals Corporation CHM0009930 3,4-DIHYDRO-2-METHOXY-2H-PYRAN 95.00% 5G $824.06 2021-12-16 Buy
Chemenu CM391968 2-methoxy-3,4-dihydro-2H-pyran 95%+ 500g $70 2026-05-26 Buy
Chem-Impex 43555 3,4-Dihydro-2-methoxy-2H-pyran ≥97%(GC) 500ML $229.44 2026-05-19 Buy
Chem-Impex 43555 3,4-Dihydro-2-methoxy-2H-pyran ≥97%(GC) 25ML $20.43 2026-05-19 Buy
Matrix Scientific 133760 2-Methoxy-3,4-dihydro-2H-pyran 95%+ 100mg $53 2021-12-16 Buy
Matrix Scientific 133760 2-Methoxy-3,4-dihydro-2H-pyran 100.00mg $53 2026-05-18 Buy
Matrix Scientific 133760 2-Methoxy-3,4-dihydro-2H-pyran 95%+ 500mg $87 2021-12-16 Buy
Matrix Scientific 133760 2-Methoxy-3,4-dihydro-2H-pyran 500.00mg $87 2026-05-18 Buy
Matrix Scientific 133760 2-Methoxy-3,4-dihydro-2H-pyran 95%+ 2.500g $215 2021-12-16 Buy
Matrix Scientific 133760 2-Methoxy-3,4-dihydro-2H-pyran 2.50g $215 2026-05-18 Buy
Next Last

Properties

Boiling point :126 °C
Density :1.006 g/mL at 25 °C(lit.)
refractive index :1.441-1.443
Flash point :16 °C
storage temp. :Inert atmosphere,Room Temperature
solubility :soluble in Methanol
form :Liquid
color :Clear colorless to yellow
BRN :107274
Henry's Law Constant :9.7×10-2 mol/(m3Pa) at 25℃, Ebert et al. (2023)
CAS DataBase Reference :4454-05-1(CAS DataBase Reference)
EPA Substance Registry System :2H-Pyran, 3,4-dihydro-2-methoxy- (4454-05-1)

Safety Information

Symbol(GHS): Flame (GHS02)Exclamation Mark (GHS07)
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H313 May be harmful in contact with skin Acute toxicity,dermal Category 5 P312
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H320 Causes eye irritation Serious eye damage/eye irritation Category 2B Warning P264, P305+P351+P338,P337+P313
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P233 Keep container tightly closed.
P240 Ground/bond container and receiving equipment.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P370+P378 In case of fire: Use … for extinction.
P403+P235 Store in a well-ventilated place. Keep cool.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

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Suppliers and manufacturers

J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Alfa Aesar TCI (Shanghai) Development Co., Ltd. Energy Chemical Shanghai Hanhong Scientific Co.,Ltd. RYSS TECH LTD Tianjin heowns Biochemical Technology Co., Ltd. Maya High Purity Chemicals Thermo Fisher Scientific