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ChemicalBook >> CAS DataBase List >> 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione

5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione

5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione price.
  • $10 - $968
  • Product name: 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione
  • CAS: 85920-63-4
  • MF: C8H10O5
  • MW: 186.16
  • EINECS:
  • MDL Number:MFCD18072503
  • Synonyms:5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione;Acetyl Meldrum's acid;idene)-2,2-dimethyL;1,3-Dioxane-4,6-dione, 5-(1-hydroxyethylidene)-2,2-dimethyl-;5-(1-hydroxyethylidene) acetyl meldrum;Acetyl Michaelis Acid;Sitagliptin Impurity 155;Acetyl Michaelic Acid
Price35 Properties Safety Information Description
35 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Arctom
  • Chemenu
  • Crysdot
  • SynQuest Laboratories
  • Synthonix
Package
  • 5MG
  • 250mg
  • 1g
  • 5g
  • 10g
  • 25G
  • 100G
  • Manufactureraablocks
  • Product numberAA004QJS
  • Product description5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97%
  • Packaging250mg
  • Price$10
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA004QJS
  • Product description5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97%
  • Packaging1g
  • Price$14
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA004QJS
  • Product description5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97%
  • Packaging5g
  • Price$42
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA004QJS
  • Product description5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97%
  • Packaging10g
  • Price$72
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberW162570
  • Product description5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97%
  • Packaging25G
  • Price$225
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberW162570
  • Product description5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97%
  • Packaging100G
  • Price$720
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product number3394AC
  • Product description5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione
  • Packaging250mg
  • Price$104
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number85920634
  • Product description5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione
  • Packaging10g
  • Price$398
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number85920634
  • Product description5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione
  • Packaging5g
  • Price$255
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA418477
  • Product description5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97%
  • Packaging5g
  • Price$265
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA418477
  • Product description5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97%
  • Packaging10g
  • Price$423
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA418477
  • Product description5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97%
  • Packaging1g
  • Price$72
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA418477
  • Product description5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97%
  • Packaging250mg
  • Price$33
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0390407
  • Product description5-(1-HYDROXYETHYLIDENE)-2,2-DIMETHYL-1,3-DIOXANE-4,6-DIONE 95.00%
  • Packaging5MG
  • Price$502.58
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR900528
  • Product description5-(1-hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97%
  • Packaging100g
  • Price$793
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR900528
  • Product description5-(1-hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97%
  • Packaging25g
  • Price$238
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA004QJS 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97% 250mg $10 2026-05-28 Buy
aablocks AA004QJS 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97% 1g $14 2026-05-28 Buy
aablocks AA004QJS 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97% 5g $42 2026-05-28 Buy
aablocks AA004QJS 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97% 10g $72 2026-05-28 Buy
ACHEMBLOCK W162570 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97% 25G $225 2026-05-27 Buy
ACHEMBLOCK W162570 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97% 100G $720 2026-05-27 Buy
AK Scientific 3394AC 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 250mg $104 2021-12-16 Buy
Alichem 85920634 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 10g $398 2021-12-16 Buy
Alichem 85920634 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 5g $255 2021-12-16 Buy
Ambeed A418477 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97% 5g $265 2021-12-16 Buy
Ambeed A418477 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97% 10g $423 2021-12-16 Buy
Ambeed A418477 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97% 1g $72 2021-12-16 Buy
Ambeed A418477 5-(1-Hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97% 250mg $33 2021-12-16 Buy
American Custom Chemicals Corporation CHM0390407 5-(1-HYDROXYETHYLIDENE)-2,2-DIMETHYL-1,3-DIOXANE-4,6-DIONE 95.00% 5MG $502.58 2021-12-16 Buy
Apolloscientific OR900528 5-(1-hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97% 100g $793 2026-06-04 Buy
Apolloscientific OR900528 5-(1-hydroxyethylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97% 25g $238 2026-06-04 Buy
Next Last

Properties

Melting point :83-84 °C
Boiling point :385.9±42.0 °C(Predicted)
Density :1.303
storage temp. :2-8°C
pka :4.50±1.00(Predicted)
Appearance :Light yellow to yellow Solid
InChI :InChI=1S/C8H10O5/c1-4(9)5-6(10)12-8(2,3)13-7(5)11/h9H,1-3H3
InChIKey :WIIDJHLROTYVRD-UHFFFAOYSA-N
SMILES :O1C(=O)/C(=C(\O)/C)/C(=O)OC1(C)C

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
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
H332 Harmful if inhaled Acute toxicity,inhalation Category 4 Warning P261, P271, P304+P340, P312
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Acetyl Meldrum''s Acid is used in preparation of Bicyclic β-Lactams/Oxazinones via Cycloaddition and metathesis starting from Acyl/Carbamoyl-dimethyl-dioxa-diones.

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Suppliers and manufacturers

Hangzhou Copiore Chemical Co., Ltd. Xinxiang JuYuan Biological Technology Co., Ltd. Beijing Isomersyn Technology CO;LTD BioBioPha Co., Ltd. Cantotech Chemicals, Ltd. Bide Pharmatech Ltd. Nanjing Peiwill Biotechnology Co.,Ltd. DebyeTec.com Inc. EMMX Biotechnology LLC ShangHai Siyan Biological Technology Co., Ltd.