3-Methyl-2-buten-1-ol (CAS 556-82-1) — formula C5H10O, molecular weight 86.07 g/mol; category organic chemicals.
3-Methyl-2-buten-1-ol (CAS 556-82-1) is a chemical raw material in the organic chemicals category. Its molecular formula C5H10O comprises 5 C, 10 H, 1 O atoms. Its molecular weight is about 86.07 g/mol. Reported physicochemical data: melting point around -59.3 °C, boiling point around 138.00 to 174.00 °C. @ 760.00 mm Hg, LogP about 0.91. 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 | 556-82-1 |
|---|---|
| Molecular Formula | C5H10O |
| Molecular Weight | 86.07 g/mol |
| Melting Point | -59.3 °C |
| Boiling Point | 138.00 to 174.00 °C. @ 760.00 mm Hg |
| LogP | 0.91 |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Applications | 典型应用领域：食品增香, 日化。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥, 密封保存 |
| Category | Organic Chemicals|Flavors |
Documented applications: 典型应用领域：食品增香, 日化。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥, 密封保存.
3-Methyl-2-buten-1-ol is a carbon-based organic compound with CAS registry number 556-82-1 and molecular formula C5H10O (molecular weight 86.07 g/mol), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 556-82-1
Its molecular formula C5H10O comprises 5 C, 10 H, 1 O atoms.
Also known as: 3-Methyl-2-buten-1-ol · 异戊烯醇
Category: organic chemicals / food flavors
The CAS registry number of 3-Methyl-2-buten-1-ol is 556-82-1.
Molecular formula C5H10O, molecular weight 86.07 g/mol.
It is also registered under: 3-Methyl-2-buten-1-ol, 异戊烯醇.
Recorded applications: 典型应用领域：食品增香, 日化。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥, 密封保存.
Category: Organic Chemicals / Flavors.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 3-Methyl-2-buten-1-ol (CAS 556-82-1), compiled from public chemistry databases.
| CAS Number | 556-82-1 |
|---|---|
| PubChem CID | 11173 |
| Molecular Formula | C5H10O |
| Molecular Weight | 86.07 g/mol |
| IUPAC Name | 3-methylbut-2-en-1-ol |
| InChIKey | ASUAYTHWZCLXAN-UHFFFAOYSA-N |
| UNII (FDA) | 55MY0HM445 |
| Molecular Weight | 86.13 |
|---|---|
| XLogP3 | 1 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 1 |
| Exact Mass | 86.073164938 |
| Monoisotopic Mass | 86.073164938 |
| Topological Polar Surface Area | 20.2 |
| Heavy Atom Count | 6 |
| Boiling Point | 138.00 to 174.00 °C. @ 760.00 mm Hg |
|---|---|
| Boiling Point | 140 °C |
| Melting Point | -59.3 °C |
| Flash Point | 50 °C c.c. |
| Density | 0.85 g/cm³ |
| Density | 0.844-0.852 |
| Vapor Pressure | 1.05 [mmHg] |
| LogP | 0.91 |
| Autoignition Temperature | 305 °C |
| Viscosity | 3.5 mm²/s at 25 °C |
3-METHYL-2-BUTEN-1-OL; 556-82-1; Prenol; 3-Methylbut-2-en-1-ol; Prenyl alcohol; 2-Buten-1-ol, 3-methyl-; 3-Methyl-2-butenol; Dimethylallyl alcohol; 3-Methyl-2-butenyl alcohol; FEMA No. 3647; DTXSID2027206; 2-methyl-2-buten-4-ol; 55MY0HM445; NSC-158709; DTXCID507206; CHEBI:16019
| Regulatory & food contact | EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Cooked Nut, Fruit, Herb, Oil No safety concern at current levels of intake when used as a flavouring agent |
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| Notified hazard statements | H226 (100%), H302 (100%), H314 (97.4%), H315 (23.5%), H318 (88%), H319 (23.5%), H371, H402 |
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Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 异戊烯醇