4-(Hydroxymethyl)-5-methyl-1,3-dioxol-2-one

- CAS No.
- 91526-18-0
- Chemical Name:
- 4-(Hydroxymethyl)-5-methyl-1,3-dioxol-2-one
- Synonyms
- DMDO-OH;4-(HydroxyMethyl)-5-Methyl-[1,3]dioxol-2-one;AZATMint-D;Azilsartan Impurity 55;Azilasartan medoximil(HPLC-98.2%);4-(hidroximetil)-5-metil-1,3-dioxol-2-ona;4-(hidroxiMetil)-5-Metil-1,3-dioxol-2-one;4-(hydroxymethyl)-5-methyl-l,3-dioxol-2-one;4-(HydroxyMethyl)-5-Methyl-?,3]dioxol-2-one;4-(hydroxymethyl)-5-methyl-1,3-Diaxole-2-one
- CBNumber:
- CB82515847
- Molecular Formula:
- C5H6O4
- Molecular Weight:
- 130.1
- MOL File:
- 91526-18-0.mol
- Modify Date:
- 2025/3/18 22:05:36
Boiling point | 214℃ |
---|---|
Density | 1.367 |
Flash point | 93℃ |
storage temp. | Inert atmosphere,Store in freezer, under -20°C |
solubility | Chloroform (Slightly), Methanol (Slightly) |
form | liquid |
pka | 14.54±0.10(Predicted) |
color | Pale yellow |
InChI | InChI=1S/C5H6O4/c1-3-4(2-6)9-5(7)8-3/h6H,2H2,1H3 |
InChIKey | JEQSUJXHFAXJOW-UHFFFAOYSA-N |
SMILES | O1C(C)=C(CO)OC1=O |
SAFETY
Risk and Safety Statements
Symbol(GHS) | ![]() GHS07 |
---|---|
Signal word | Warning |
Hazard statements | H315-H319-H335 |
Precautionary statements | P261-P264-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P337+P313-P362-P403+P233-P405-P501 |
HS Code | 2932990090 |
4-(Hydroxymethyl)-5-methyl-1,3-dioxol-2-one Chemical Properties,Uses,Production
Description
4-(Hydroxymethyl)-5-methyl-1,3-dioxol-2-one is a reagent used in organic synthesis, particularly for the introduction of the non-chiral (oxodioxolenyl)methyl carbamate group to active pharmaceutical ingredients (APIs) to afford the corresponding pro-drug.
Definition
4-(Hydroxymethyl)-5-methyl-1,3-dioxol-2-one can be reacted with oxalyl chloride to afford (5-methyl-2-oxo-1,3-dioxol-4-yl) methylglyoxal chloride, which provides for an alternative approach to introduce the (oxodioxolenyl) methylcarbamate group.
Uses
4-(Hydroxymethyl)-5-methyl-1,3-dioxol-2-one is used in preparation method of key intermediate of olmesartan medoxomil.
Preparation
At 20-25°C, 50 g of 4-chloromethyl-5-methyl-1,3-dioxol-2-one and 45 g of formic acid were added to 500 mL of acetonitrile. The reaction was cooled to 10-15°C followed by 95 g of triethylamine added. The mixture was heated to 60-65°C and stirred for approximately 5-6 h. The reaction system was subsequently cooled to 15-20°C, filtered, and washed with acetonitrile. Collecting filtrate, and the acetonitrile was removed under vacuum to concentrate the solution. The reaction system was again cooled to 25-30°C, and ethyl acetate and water were added. The mixture was then stirred for approximately 15-20 minutes at 25-30°C. Finally, 4-(Hydroxymethyl)-5-methyl-1,3-dioxol-2-one was obtained after further purification.
4-(Hydroxymethyl)-5-methyl-1,3-dioxol-2-one Preparation Products And Raw materials
Supplier | Tel | Country | ProdList | Advantage | Inquiry |
---|---|---|---|---|---|
ALMELO PRIVATE LIMITED | +91-9100991345 +91-8500807769 | Telangana, India | 114 | 58 | Inquiry |
CLEANCHEM LABORATORIES LLP | +91-9951015911 +91-9951015911 | Mumbai, India | 281 | 58 | Inquiry |
Honour Lab Limited | +919845977466 | Telangana, India | 164 | 58 | Inquiry |
Green Vision Life Sciences Pvt Ltd. | +91-2067919200 +91-9404953243 | Maharashtra, India | 30 | 58 | Inquiry |
Paushak Limited | +91-2653007932 +91-9727736899 | Vadodara, India | 59 | 58 | Inquiry |
Atul Bioscience Ltd | +91-9316723499 +91-9316723499 | Maharashtra, India | 43 | 58 | Inquiry |
Medilux Laboratories Pvt Ltd | +91-7292409991 +91-9819666688 | Madhya Pradesh, India | 102 | 58 | Inquiry |
Aravali Pharma And Lifesciences | +91-9350857917 +91-9810502945 | New Delhi, India | 119 | 58 | Inquiry |
A.J Chemicals | 91-9810153283 | New Delhi, India | 6100 | 58 | Inquiry |
Paushak Limited | 09727736899 | Vadodara, India | 22 | 58 | Inquiry |
Supplier | Advantage |
---|---|
ALMELO PRIVATE LIMITED | 58 |
CLEANCHEM LABORATORIES LLP | 58 |
Honour Lab Limited | 58 |
Green Vision Life Sciences Pvt Ltd. | 58 |
Paushak Limited | 58 |
Atul Bioscience Ltd | 58 |
Medilux Laboratories Pvt Ltd | 58 |
Aravali Pharma And Lifesciences | 58 |
A.J Chemicals | 58 |
Paushak Limited | 58 |
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