2-Oxopyran-5-carbonsure
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- CAS-Nr.
- 500-05-0
- Bezeichnung:
- 2-Oxopyran-5-carbonsure
- Englisch Name:
- Coumalic acid
- Synonyma:
- CUMALIC ACID;2-OXO-2H-PYRAN-5-CARBOXYLIC ACID;courMaric acid;Dilzen;Dilticard;COUMALIC ACID;CUMALINIC ACID;Coumalicacid,97%;CouMalic acid 97%;Coumalic Acid >
- CBNumber:
- CB6382395
- Summenformel:
- C6H4O4
- Molgewicht:
- 140.09
- MOL-Datei:
- 500-05-0.mol
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2-Oxopyran-5-carbonsure Eigenschaften
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 powder
Verwenden
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
Downstream Produkte
2-Oxopyran-5-carbonsure Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.
Global( 278)Lieferanten
500-05-0(2-Oxopyran-5-carbonsure)Verwandte Suche:
- 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)
- Coumalic acid, 10 mM in DMSO
- 500-05-0
- 500-05-5
- C6H4O4
- C6H3O4
- Heterocyclic Building Blocks
- Pyrans
- CARBOXYLIC ACID
- Building Blocks
- sy