2-丁烯酸异丁酯，CAS 登记号 73545-15-0，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于食用香精。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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本页已列出 2-丁烯酸异丁酯 的 CAS 号：73545-15-0，可与随货 COA 核对。
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Isobutyl 2-butenoate is identified by CAS 73545-15-0, molecular formula C8H14O2 and molecular weight 142.10 g/mol. UNII 6H6IW50K3Z; InChIKey XDOWKOALJBOBBL-SNAWJCMRSA-N. Boiling Point: 171 °C; Density: 0.880-0.900; Refractive Index: 1.426-1.430.
| CAS Registry Number | 73545-15-0 |
|---|---|
| PubChem CID | 5365793 |
| Molecular formula | C8H14O2 |
| Molecular weight | 142.10 g/mol |
| IUPAC name | 2-methylpropyl (E)-but-2-enoate |
| InChIKey | XDOWKOALJBOBBL-SNAWJCMRSA-N |
| UNII (FDA) | 6H6IW50K3Z |
| FEMA number | 3432 |
| JECFA number | 1206 |
| Molecular Weight | 142.20 |
|---|---|
| XLogP3 | 2.3 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 4 |
| Exact Mass | 142.099379685 |
| Monoisotopic Mass | 142.099379685 |
| Topological Polar Surface Area | 26.3 |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| Boiling Point | 171 °C |
|---|---|
| Density | 0.880-0.900 |
| Refractive Index | 1.426-1.430 |
| Regulatory & Food Contact | FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Fruit No safety concern at current levels of intake when used as a flavouring agent TRS 922-JECFA 61/75 |
|---|
| Reported hazard statements | H226 (98.3%), H315 (100%), H319 (100%), H335 (100%) |
|---|
H226 (98.3%): Flammable liquid and vapor [Warning Flammable liquids]
P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501 (click each P-code to see the statement)
Isobutyl 2-butenoate; 73545-15-0; 6H6IW50K3Z; TRANS-ISOBUTYL CROTONATE; 2-Butenoic acid, 2-methylpropyl ester, (E)-; 2-Butenoic acid, 2-methylpropyl ester, (2E)-; Crotonic acid, isobutyl ester, (trans)-; (E)-isobutyl but-2-enoate; ISOBUTYL-2-BUTENOATE; 2-Methylpropyl crotonate; ISOBUTYL-2-BUTENOATE [FCC]; ISOBUTYL 2-BUTENOATE [FHFI]; RefChem:791595; 209-658-5; Crotonic Acid Isobutyl Ester; 589-66-2
CAS 73545-15-0; molecular formula C8H14O2; molecular weight 142.10 g/mol.
Isobutyl 2-butenoate, 73545-15-0, 6H6IW50K3Z, TRANS-ISOBUTYL CROTONATE, 2-Butenoic acid, 2-methylpropyl ester, (E)-, 2-Butenoic acid, 2-methylpropyl ester, (2E)-.
Documented regulatory listings: FDA Substance added to food: FLAVORING AGENT OR ADJUVANT; Flavoring Agents; FLAVOURING_AGENT: Flavouring Agent.
Hazard statements reported: H226, H315, H319, H335.
Boiling Point: 171 °C; Density: 0.880-0.900; Refractive Index: 1.426-1.430.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.