CAS Number590-93-2
Synonyms2-Butynoic acid; MFCD00004363; EINECS 209-695-7; But-2-ynoic acid
Molecular FormulaCH3C≡CCO2H
Molecular Weight84.07
Purity98%
Density1.2±0.1 g/cm3
Boiling Point203.0±9.0 °C at 760 mmHg
Melting Point78-80 °C (lit.)
Appearancesolid
EINECS209-695-7
Symbol
Signal WordWarning
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 590-93-2 |
| Catalog No. | 2A-9002770 |
| Chinese Name | 2-丁炔酸 |
| Synonyms | 2-Butynoic acid; MFCD00004363; EINECS 209-695-7; But-2-ynoic acid |
| Molecular Formula | CH3C≡CCO2H |
| Molecular Weight | 84.07 |
| Purity | 98 |
| Density | 1.2±0.1 g/cm3 |
| Boiling Point | 203.0±9.0 °C at 760 mmHg |
| Melting Point | 78-80 °C (lit.) |
| Appearance | solid |
| Storage Condition | 2-8°C |
| Packaging | II |
| EINECS | 209-695-7 |
| HTC | 2916190090 |
| UN(IATA) | UN 3261 |
| PubChem ID | 24858137 |
| MDL Number | MFCD00004363 |
| SMILES | CC#CC(O)=O |
| InChI | 1S/C4H4O2/c1-2-3-4(5)6/h1H3,(H,5,6) |
| InChI Key | LUEHNHVFDCZTGL-UHFFFAOYSA-N |
| NACRES Code | NA.22 |
| UNSPSC | 12352100 |
| Hazard Symbols | 8 |
| Risk Codes | R20/21/22;R34 |
| Safety Description | S26;S36/37/39;S45 |
| MSDS | msds/2770_1_590_93_2.pdf |
| Tax Rebate | 9.0% |
| Supervision | A. Customs clearance form for inbound goods B. Customs clearance form for outbound goods |
| Inspection | R. Imported food hygiene supervision and inspection S. Export food hygiene supervision and inspection M. Imported commodity inspection N. Exported commodity inspection |
| Transport Info | Product name: Purity: 98.0% |
| MSDS Transport Info | Module 14. Shipping information United Nations classification: Class 8 Corrosives UN number: 3261 Proper shipping name: Corrosive solid, acidic, organic, not otherwise specified Packing grade: III |
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