2-Oxopyran-5-carbonsure
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2-Oxopyran-5-carbonsure Eigenschaften
- Schmelzpunkt:
- 203-205 °C (dec.) (lit.)
- Siedepunkt:
- 218 °C/120 mmHg (lit.)
- Dichte
- 1.2154 (rough estimate)
- Brechungsindex
- 1.4434 (estimate)
- Flammpunkt:
- 218°C/120mm
- storage temp.
- Sealed in dry,Room Temperature
- pka
- 2.80±0.20(Predicted)
- Aggregatzustand
- powder to crystal
- Farbe
- White to Light yellow to Light orange
- Wasserl?slichkeit
- Very soluble in water.
- Merck
- 14,2557
- BRN
- 119747
- LogP
- 0.411 (est)
- CAS Datenbank
- 500-05-0(CAS DataBase Reference)
- NIST chemische Informationen
- 2H-Pyran-5-carboxylic acid, 2-oxo-(500-05-0)
- EPA chemische Informationen
- 2H-Pyran-5-carboxylic acid, 2-oxo- (500-05-0)
Sicherheit
- Risiko- und Sicherheitserkl?rung
- Gefahreninformationscode (GHS)
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2-Oxopyran-5-carbonsure Chemische Eigenschaften,Einsatz,Produktion Methoden
S-S?tze Betriebsanweisung:
S22:Staub nicht einatmen.S24/25:Berührung mit den Augen und der Haut vermeiden.
Chemische Eigenschaften
pale yellow to pale brown powderVerwenden
Coumalic acid undergoes thermal reaction with 1,3-butadiene to yield dimethyl tricycle[3.2.1.02,7]oct-3-ene-2,4-dicarboxylate.Allgemeine Beschreibung
Decarboxylates to α-pyrone, a Diels-Alder diene.l?uterung methode
The acid crystallises from MeOH. The methyl ester has m 73-74o (from pet ether) and b 178-180o/60 mm. [Beilstein 18/8 V 120.]2-Oxopyran-5-carbonsure Upstream-Materialien And Downstream Produkte
Upstream-Materialien
FUMING SULFURIC ACID
Apfelsure
Schwefelsure
2-Pentenedioic acid, 4-(methoxymethylene)-, 1,5-dimethyl ester, (2E,4Z)-
3-oxopropanoic acid
DL-Apfelsure
L-Apfelsure
Downstream Produkte
2-Oxopyran-5-carbonsure Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.
Global( 274)Lieferanten
Firmenname | Telefon | Land | Produktkatalog | Edge Rate | |
---|---|---|---|---|---|
Shanghai UCHEM Inc. | +862156762820 +86-13564624040 |
sales@myuchem.com | China | 7712 | 58 |
airuikechemical co., ltd. | +86-18353166132 +86-18353166132 |
sales02@airuikechemical.com | China | 983 | 58 |
Hebei Zhuanglai Chemical Trading Co.,Ltd | +8613343047651 |
admin@zlchemi.com | China | 3002 | 58 |
Nanjing ChemLin Chemical Industry Co., Ltd. | 025-83697070 |
product@chemlin.com.cn | CHINA | 3009 | 60 |
Shanghai Zheyan Biotech Co., Ltd. | 18017610038 |
zheyansh@163.com | CHINA | 3619 | 58 |
career henan chemical co | +86-0371-86658258 +8613203830695 |
sales@coreychem.com | China | 29880 | 58 |
Shandong chuangyingchemical Co., Ltd. | 18853181302 |
sale@chuangyingchem.com | CHINA | 5906 | 58 |
Chongqing Chemdad Co., Ltd | +86-023-6139-8061 +86-86-13650506873 |
sales@chemdad.com | China | 39894 | 58 |
Alchem Pharmtech,Inc. | 8485655694 |
sales@alchempharmtech.com | United States | 63687 | 58 |
CONIER CHEM AND PHARMA LIMITED | +8618523575427 |
sales@conier.com | China | 49374 | 58 |
500-05-0(2-Oxopyran-5-carbonsure)Verwandte Suche:
Folsure
Tetrahydro-4H-pyran-4-on
Hyaluronsure
Centchroman
Zitronensure
ACETIC ACID
Ethylvanillat
4-(4-Hydroxy-3-methoxyphenyl)-3-buten-2-on
ASCORBICACID
4-Hydroxycinnamic acid
4-Hydroxyphenylbrenztraubensure
4,6-Dimethyl-5-formylpyran-2-on
Methyl-4,6-dimethyl-2-oxo-2H-pyran-5-carboxylat
Ethyl-4,6-dimethyl-2-oxo-2H-pyran-5-carboxylat
Methyl-2-oxo-2H-pyran-5-carboxylat
trans-2-Hydroxyzimtsure
2H-Pyran-2-on
3-Hydroxyzimtsure
- 2-Oxo-2H-pyran-5-carboxylic acid, 2-Pyrone-5-carboxylic acid
- 6-Oxopyran-3-carboxylic acid
- a-Pyrone-5-carboxylic acid
- α-Pyrone-5-carboxylic acid
- Coumalic acid, 5-Carboxy-2-pyrone
- 2H-Pyran-5-carboxylic acid, 2-oxo
- CouMalic acid 97%
- CouMalic Acid, 97.0%(GC&T
- Cumalic Acid alpha-Pyrone-5-carboxylic Acid
- Coumalic acid (2-oxo-2H-pyran-5-carboxylic acid)
- ALPHA-PYRONE-5-CARBOXYLIC ACID
- 2-PYRONE-5-CARBOXYLIC ACID
- Coumalicacid,97%
- CUMALINIC ACID
- COUMALIC ACID
- TIMTEC-BB SBB004170
- 2-Oxo-1,2H-pyran-5-carboxylic acid
- 2-oxo-2h-pyran-5-carboxylicaci
- 2-Oxopyran-5-carboxylic acid
- 2-Pentenedioic acid, 4-(hydroxymethylene)-, delta-lactone
- alpha-Pyrone-3-carboxylic acid
- 6-oxo-6H-pyran-3-carboxylic acid
- Coumalic Acid >
- 98% Coumalic Acid CAS 500-05-0
- 98% Coumalic Acid
- Dilticard
- Dilzen
- courMaric acid
- CUMALIC ACID
- 2-OXO-2H-PYRAN-5-CARBOXYLIC ACID
- Coumalic acid (6CI)
- 500-05-0
- 500-05-5
- C6H4O4
- C6H3O4
- Heterocyclic Building Blocks
- Pyrans
- CARBOXYLIC ACID
- Building Blocks
- sy