3-Methyl butynol
2-Methyl-3-butyn-2-ol
CAS: 115-19-5
Molecular Formula: C5H8O
3-Methyl butynol - Names and Identifiers
3-Methyl butynol - Physico-chemical Properties
| Molecular Formula | C5H8O |
| Molar Mass | 84.1164 |
| Density | 0.91g/cm3 |
| Melting Point | 3℃ |
| Boling Point | 104.2°C at 760 mmHg |
| Flash Point | 25°C |
| Water Solubility | miscible |
| Vapor Presure | 17.2mmHg at 25°C |
| Appearance | Shape Powder or Crystals, color White to yellow-beige to brown |
| pKa | 13.34±0.29(Predicted) |
| PH | 7 (H2O, 20℃) |
| Storage Condition | Store below +30°C. |
| Stability | Stable. Flammable. Incompatible with strong oxidizing agents. |
| Refractive Index | 1.444 |
| Physical and Chemical Properties |
|
| Use | For the synthesis of pharmaceuticals, pesticides, terpene Fragrance Intermediates, acid inhibitors, viscosity stabilizers, viscosity Reducer |
3-Methyl butynol - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R10 - Flammable R22 - Harmful if swallowed R41 - Risk of serious damage to eyes |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S39 - Wear eye / face protection. |
| UN IDs | UN 1987 3/PG 2 |
| WGK Germany | 1 |
| RTECS | ES0810000 |
| TSCA | Yes |
| HS Code | 29052990 |
| Hazard Class | 3 |
| Packing Group | II |
| Toxicity | LD50 orally in Rabbit: 1420 mg/kg LD50 dermal Rat > 2000 mg/kg |
3-Methyl butynol - Upstream Downstream Industry
3-Methyl butynol - Nature
| storage conditions | Store below +30°C. |
| solubility | Fully miscible. |
| acidity coefficient (pKa) | 13.34±0.29(Predicted) |
| morphology | Powder or Crystals |
| color | White to yellow-beige to brown |
| PH value | 7 (H2O, 20℃) |
| explosion limit value (explosive limit) | 1.8-16%(V) |
| water solubility | miscible |
| Merck | 14,6034 |
| BRN | 635746 |
| stability | Stable. Flammable. Incompatible with strong oxidizing agents. |
| NIST chemical information | 3-Butyn-2-ol, 2-methyl-(115-19-5) |
| EPA chemical information | 2-Methyl-3-butyn-2-ol (115-19-5) |
Last Update：2024-04-10 22:29:15
3-Methyl butynol - Security information
| WGK Germany | 1 |
| RTECS number | ES0810000 |
| auto-ignition temperature | 662 °F |
| TSCA | Yes |
| HazardClass | 3 |
| PackingGroup | II |
| customs code | 29052990 |
| Toxicity | LD50 orally in Rabbit: 1420 mg/kg LD50 dermal Rat > 2000 mg/kg |
Last Update：2024-04-10 22:29:15
3-Methyl butynol - Uses and synthesis methods
use
1. Used as an intermediate for synthetic medicine, pesticides, terpene fragrances, acid etching inhibitors, viscosity stabilizers, viscosity reducers, etc.
2, used as intermediates for synthetic medicines and pesticides, terpene perfume intermediates, acidic corrosion inhibitors, viscosity stabilizers, viscosity reducers, polished agents for nickel or copper plating, chlorinated hydrocarbon stabilizers, etc. It can also be used as a polymerization inhibitor for platinum-catalyzed hydrosilylation reaction in silicone rubber.
3, used as a stabilizer for solvents, intermediates, and chlorine-containing solvents
category
flammable liquids
toxicity classification
Poisoning
acute toxicity
oral-rat LD50: 1950 mg/kg; oral-mouse LD50: 500 mg/kg
flammability hazard characteristics
It is flammable in case of open flame, high temperature and oxidant; it decomposes toxic smoke when heated
storage and transportation features
The warehouse is ventilated and dry at low temperature; stored separately from oxidants and acids
fire extinguishing agent
Dry powder, dry sand, carbon dioxide, foam, 1211 fire extinguishing agent
Last Update：2024-04-09 22:09:11
Supplier List
Spot supply
Product Name: 2-Methyl-3-butyn-2-ol Request for quotationCAS: 115-19-5
Tel: 021-60556179
Email: 18721521379@163.com
Mobile: +86-18721521379
Wechat: 18721521379
Spot supply
Product Name: 2-Methyl-3-butyn-2-ol Request for quotationCAS: 115-19-5
Tel: 0513-66814854
Email: pules.cn@gmail.com
Mobile: +86-17551318830
Spot supply
Product Name: 2-Methyl-3-butyn-2-ol Request for quotationCAS: 115-19-5
Tel: +86-17505207175
Email: 3787852685@qq.com
Mobile: +86-17505207175
QQ: 3787852685
Wechat: chemical6666
Spot supply
Product Name: 2-Methyl-3-butyn-2-ol Visit Supplier Webpage Request for quotationCAS: 115-19-5
Tel: 400-968-2212
Email: 3623107365@qq.com
Mobile: 18916960931
QQ: 3623107365
Wechat: 18916960931
Spot supply
Product Name: 2-Methyl-3-butyn-2-ol Visit Supplier Webpage Request for quotationCAS: 115-19-5
Tel: +86-400-900-4166
Email: product@acmec-e.com
Mobile: +86-18621343501
QQ: 2881950922
Wechat: 18621343501
WhatsApp: +86-18621343501
Spot supply
Product Name: 3-Methyl butynol Visit Supplier Webpage Request for quotationCAS: 115-19-5
Tel: +86 0571-86722205
Email: sales@chinaskyrun.com
Mobile: +8618958170122
QQ: 2531159185
Wechat: chinaskyrun
Spot supply
Product Name: 2-Methyl-3-butyn-2-ol Request for quotationCAS: 115-19-5
Tel: 021-60556179
Email: 18721521379@163.com
Mobile: +86-18721521379
Wechat: 18721521379
Spot supply
Product Name: 2-Methyl-3-butyn-2-ol Request for quotationCAS: 115-19-5
Tel: 0513-66814854
Email: pules.cn@gmail.com
Mobile: +86-17551318830
Spot supply
Product Name: 2-Methyl-3-butyn-2-ol Request for quotationCAS: 115-19-5
Tel: +86-17505207175
Email: 3787852685@qq.com
Mobile: +86-17505207175
QQ: 3787852685
Wechat: chemical6666
Spot supply
Product Name: 2-Methyl-3-butyn-2-ol Visit Supplier Webpage Request for quotationCAS: 115-19-5
Tel: 400-968-2212
Email: 3623107365@qq.com
Mobile: 18916960931
QQ: 3623107365
Wechat: 18916960931
Spot supply
Product Name: 2-Methyl-3-butyn-2-ol Visit Supplier Webpage Request for quotationCAS: 115-19-5
Tel: +86-400-900-4166
Email: product@acmec-e.com
Mobile: +86-18621343501
QQ: 2881950922
Wechat: 18621343501
WhatsApp: +86-18621343501
Spot supply
Product Name: 3-Methyl butynol Visit Supplier Webpage Request for quotationCAS: 115-19-5
Tel: +86 0571-86722205
Email: sales@chinaskyrun.com
Mobile: +8618958170122
QQ: 2531159185
Wechat: chinaskyrun
View History
Raw Materials for 3-Methyl butynol
Acetone
Acetylene
1-Butyne, 3-(1-ethoxyethoxy)-3-methyl-
2,5-Dimethyl-3-hexyne-2,5-diol
2-Bromopropane
2-Methyl-1-propanol
SODIUM ACETYLIDE
Acetylene
1-Butyne, 3-(1-ethoxyethoxy)-3-methyl-
2,5-Dimethyl-3-hexyne-2,5-diol
2-Bromopropane
2-Methyl-1-propanol
SODIUM ACETYLIDE
Downstream Products for 3-Methyl butynol
2-Methyl-2-butanol
(1,1-DIMETHYL-PROP-2-YNYL)-HYDRAZINE
2,5-Dimethyl-2,5-hexanediol
3-CHLORO-3-METHYL-1-BUTYNE
(E)-6-Methyl-3,5-heptadien-2-one
3-Methyl-2-butenal
4-ETHYNYL-BENZOIC ACID
4-Ethynyl-4'-pentyl-1,1'-biphenyl
(1,1-DIMETHYL-PROP-2-YNYL)-HYDRAZINE
2,5-Dimethyl-2,5-hexanediol
3-CHLORO-3-METHYL-1-BUTYNE
(E)-6-Methyl-3,5-heptadien-2-one
3-Methyl-2-butenal
4-ETHYNYL-BENZOIC ACID
4-Ethynyl-4'-pentyl-1,1'-biphenyl