Crotonaldehyde (CAS 123-73-9) — formula C4H6O, molecular weight 70.09; category organic chemicals.
Crotonaldehyde (CAS 123-73-9) is a chemical raw material in the organic chemicals category. Its molecular formula C4H6O comprises 4 C, 6 H, 1 O atoms. Its molecular weight is about 70.09. Reported physicochemical data: melting point around -105 °F (EPA, 1998), boiling point around 219 °F at 760 mmHg (EPA, 1998), LogP about 0.5. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 123-73-9 |
|---|---|
| Molecular Formula | C4H6O |
| Molecular Weight | 70.09 |
| Melting Point | -105 °F (EPA, 1998) |
| Boiling Point | 219 °F at 760 mmHg (EPA, 1998) |
| LogP | 0.5 |
| Applications | synthesis of other organic chemicals, Used to make other chemicals (n-butyl alcohol, quinaldine, crotonic acid, 2-ethylhexyl alcohol, butyraldehyde |
| Category | Organic Chemicals |
Documented applications: synthesis of other organic chemicals, Used to make other chemicals (n-butyl alcohol, quinaldine, crotonic acid, 2-ethylhexyl alcohol, butyraldehyde.
Crotonaldehyde is a carbon-based organic compound with CAS registry number 123-73-9 and molecular formula C4H6O (molecular weight 70.09), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 123-73-9
Its molecular formula C4H6O comprises 4 C, 6 H, 1 O atoms.
Also known as: Crotonaldehyde · 巴豆醛
Category: organic chemicals
The CAS registry number of Crotonaldehyde is 123-73-9.
Molecular formula C4H6O, molecular weight 70.09.
It is also registered under: Crotonaldehyde, 巴豆醛.
Recorded applications: synthesis of other organic chemicals, Used to make other chemicals (n-butyl alcohol, quinaldine, crotonic acid, 2-ethylhexyl alcohol, butyraldehyde.
Category: Organic Chemicals.
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Independent reference data for Crotonaldehyde (CAS 123-73-9), compiled from public chemistry databases.
| CAS Registry Number | 123-73-9 |
|---|---|
| PubChem CID | 447466 |
| Molecular formula | C4H6O |
| IUPAC name | (E)-but-2-enal |
| UNII (FDA) | 6PUW625907 |
| Molecular Weight | 70.09 |
|---|---|
| XLogP3 | 0.5 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 1 |
| Exact Mass | 70.041864811 |
| Monoisotopic Mass | 70.041864811 |
| Topological Polar Surface Area | 17.1 |
| Heavy Atom Count | 5 |
| Boiling Point | 219 °F at 760 mmHg (EPA, 1998) |
|---|---|
| Boiling Point | 219.2 °F at 760 mmHg (EPA, 1998) |
| Boiling Point | 102.2 °C |
| Boiling Point | 104.00 °C. @ 760.00 mm Hg |
| Boiling Point | 104 °C |
| Boiling Point | 219 °F |
| Boiling Point | 102.2 °C @760 [mm Hg] |
| Melting Point | -105 °F (EPA, 1998) |
| Melting Point | -101 °F (EPA, 1998) |
| Melting Point | -69 °C |
CROTONALDEHYDE; 2-Butenal; Crotonal; Crotylaldehyde; (E)-but-2-enal; (2E)-but-2-enal; Crotonic aldehyde; Methylpropenal; 1-Formylpropene; beta-Methylacrolein; Propylene aldehyde; 2-Butenaldehyde; Krotonaldehyd; beta-Methyl acrolein; 4170-30-3; RCRA waste number U053
| Reported hazard statements | H225, H301, H311, H315, H318, H330, H335, H341 |
|---|
H225: Highly Flammable liquid and vapor [Danger Flammable liquids]
H301: Toxic if swallowed [Danger Acute toxicity, oral]
Crotonaldehyde · CAS 123-73-9 · C4H6O. UNII 6PUW625907. Boiling Point: 219 °F at 760 mmHg (EPA, 1998); Boiling Point: 219.2 °F at 760 mmHg (EPA, 1998); Boiling Point: 102.2 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 巴豆醛