Ethylmalonat
High-quality Organiske kemikalier supplied by Jinan Shenghe Chemical Co., Ltd. Competitive pricing, reliable delivery, and full technical support for B2B buyers worldwide.
Specifications
| Molecular Formula | C7H12O4 |
|---|---|
| Molecular Weight | 160.1678 |
| Melting Point | -50℃ |
| Boiling Point | 199.3°C at 760 mmHg |
| Flash Point | 100°C |
| Vapor Pressure | 0.344mmHg at 25°C |
Detailed Chemical Properties & Synonyms
Physical & Chemical Properties
性状 无色液体，具有甜的醚气味。 熔点 -50℃ 沸点 199.3℃ 相对密度 1.0551 折射率 1.4135 闪点 100℃ 溶解性 与醇、醚混溶，溶于氯仿、苯等有机溶剂。稍溶于水。20℃时水中溶解度为2.08g/100ml。
Applications / Uses
用作医药周效磺胺和巴比妥的中间体，也是香料、染料的中间体
Ethylmalonat · CAS 105-53-3 · leveret af Jinan Shenghe Chemical Co., Ltd.
Beskrivelse
Ethyl malonate · CAS 105-53-3 · C7H12O4. UNII 53A58PA183. Kogepunkt: 200 °C; Kogepunkt: 199.00 to 200.00 °C. @ 760.00 mm Hg; Kogepunkt: 199 °C.
Identifikation
| CAS registreringsnummer | 105-53-3 |
|---|---|
| PubChem CID | 7761 |
| Molekylær formel | C7H12O4 |
| IUPAC navn | diethyl propanedioate |
| UNII (FDA) | 53A58PA183 |
| FEMA nummer | 2375 |
| JECFA nummer | 614 |
Beregnet deskriptorer
| Molekylvægt | 160.17 |
|---|---|
| XLogP3 | 1 |
| Antal brintbonddonorer | 0 |
| Antal brintbindingsacceptorer | 4 |
| Roterbar Bond Count | 6 |
| Præcis masse | 160.07355886 |
| Monoisotopisk masse | 160.07355886 |
| Topologisk polar overfladeareal | 52.6 |
| Tunge atomer | 11 |
| Formel sigtelse | 0 |
Fysiske og kemiske egenskaber
| Kogepunkt | 200 °C |
|---|---|
| Kogepunkt | 199.00 to 200.00 °C. @ 760.00 mm Hg |
| Kogepunkt | 199 °C |
| Kogepunkt | 199-200 °C |
| Kogepunkt | 198.9 °C @760 [mm Hg] |
| Smeltepunkt | -50 °C |
| Smeltepunkt | -49.8 °C |
| Flammepunkt | 200 °F (93 °C) (open cup) |
| Flammepunkt | 85 °C c.c. |
| Opløselighed | In water, 20 g/L at 20 °C |
Fysisk beskrivelse og håndteringsnotater
- Liquid; Other Solid; Liquid
- Colorless liquid with a sweet ester odor; [Hawley]
- Liquid
- COLOURLESS LIQUID.
- colourless liquid with slightly fruity odour
- Colorless liquid
Regulatorisk status
| Regulerings- og fødevarekontakt | EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Apple Not evaluated |
|---|---|
| GHS-meddelelsesoversigt | 2.7% (69 / 2532) |
GHS-fareklassificering
| GHS-meddelelsesoversigt | 2.7% (69 / 2532) |
|---|---|
| Indberettede faresætninger | H319 (96.9%), H227, H402 |
Dette kemikalie opfylder ikke GHS-farekriterier for 2.7 % (69 af 2532) af rapporterne.
H319 (96.9%): Forårsager alvorlig øjenirritation [Advarsel Alvorlig øjenskade/øjenirritation]
Dokumenterede anvendelser
- CIR ingredient: Diethyl Malonate
- Bruges til fremstilling af barbiturater og pigmenter og som smagsgiver; [Hawley] Bruges til fremstilling af landbrugskemikalier og industrikemikalier; [eChemPortal: SIDSUNEP]
- Dimethyl- og diethylmalonater bruges i vid udstrækning til fremstilling af vitaminer, lægemidler, landbrugskemikalier, duftstoffer og farvestoffer.
- Table: Reported uses (ppm): [Table#8510]
- Diethylmalonat blev brugt til at undersøge Knoevenagel-kondensationsreaktioner i mikroreaktorer under anvendelse af zeolitkatalysatorer opnået ved podning af aminogrupper på NaX- og CsNaX-zeolitter. Det kan bruges til syntese af diethylbenzylidenemalonat ved basekatalyseret Knoevenagel-kondensation med benzaldehyd. Det kan bruges til syntese af a-arylmalonater
- Table: Concentration in final product (%) [Table#8511]
Synonymer
DIETHYL MALONATE; 105-53-3; Diethyl propanedioate; Ethyl malonate; Malonic ester; Propanedioic acid, diethyl ester; Carbethoxyacetic ester; Malonic acid, diethyl ester; Dicarbethoxymethane; 1,3-diethyl propanedioate; Ethyl propanedioate; Ethyl methanedicarboxylate; Methanedicarboxylic acid, diethyl ester; FEMA No. 2375; DTXSID7021863; Propanedioic acid, 1,3-diethyl ester
Ofte stillede spørgsmål
Hvad er CAS-tallet og molekylformlen for Ethyl malonate?
CAS 105-53-3; molecular formula C7H12O4; molecular weight — g/mol.
Hvilke andre navne er Ethyl malonate kendt under?
DIETHYL MALONATE, 105-53-3, Diethyl propanedioate, Ethyl malonate, Malonic ester, Propanedioic acid, diethyl ester.
Hvad er den regulatoriske status for Ethyl malonate?
Dokumenterede reguleringslister: EU Flavoring substances; FDA Substance added to food: FLAVORING AGENT OR ADJUVANT; Flavoring Agents.
Er Ethyl malonate klassificeret som farligt?
2.7 % af GHS-meddelelser rapporterer ingen fareklassificering (69 af 2532).
Hvad er de vigtigste fysiske egenskaber ved Ethyl malonate?
Kogepunkt: 200 °C; Kogepunkt: 199.00 to 200.00 °C. @ 760.00 mm Hg; Kogepunkt: 199 °C; Kogepunkt: 199-200 °C.
Fakta på denne side er hentet fra PubChem (US National Library of Medicine) og Wikidata. Klassespecifikke data – assay, fugt, partikelstørrelse, emballage, holdbarhed – udstedes pr. batch på COA og offentliggøres ikke her.
Anvendelsesområder
Typiske anvendelsesområder for Ethylmalonat (CAS-nr. 105-53-3; formel C7H12O4; 160.17 g/mol) er kemisk syntese, fine chemicals og beslægtede industrielle processer. Vores salgsteam besvarer gerne forespørgsler om specifikation, COA og store mængder af Ethylmalonat.
Lignende produkter i samme kategori
Applications
用作医药周效磺胺和巴比妥的中间体，也是香料、染料的中间体
Packaging & Shipping
- Standard: 25 kg fiber drum / 200 kg steel drum with double PE liner
- Small pack: 1 kg / 5 kg aluminum foil bag for lab & sample
- Custom: packaging size and labeling per customer requirement
- Lead time: in-stock items ship within 3-5 business days
- Documents: COA, MSDS / SDS, TDS provided with every shipment
- Global: air, sea (FCL / LCL) and express to 80+ countries
Storage & Handling
Store in a cool, dry, well-ventilated place away from heat, direct sunlight and incompatible materials. Keep container tightly closed. Use appropriate personal protective equipment and refer to the SDS for full safety guidance before handling.
Frequently Asked Questions
Yes. A batch-specific COA and free or charged sample are available on request before bulk ordering.
Yes. We offer custom grade, particle size and purity adjustment based on your application and order volume.
MOQ depends on the product; small quantities are supported for R&D and trial runs.
Every batch is tested in-house and retains full traceability from raw material to finished goods.
Why Choose Jinan Shenghe Chemical
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About Jinan Shenghe Chemical Co., Ltd.
Jinan Shenghe Chemical Co., Ltd.
We are a professional chemical supplier based in Jinan, China. Since 2013, we have been connecting manufacturers and global B2B buyers with reliable sourcing, quality-controlled products and efficient logistics.
Our business covers food & feed additives, fine chemicals, pharmaceutical intermediates, eco-materials, coatings and specialty chemicals — all non-hazardous and compliant with our licensed scope.