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ChemicalBook >> CAS DataBase List >> 2-(3-Methoxy-1-propyn-1-yl)-4,4,5,5-tetramethyl-(1,3,2)dioxaborolane

2-(3-Methoxy-1-propyn-1-yl)-4,4,5,5-tetramethyl-(1,3,2)dioxaborolane

2-(3-Methoxy-1-propyn-1-yl)-4,4,5,5-tetramethyl-(1,3,2)dioxaborolane price.
  • $60 - $2700
  • Product name: 2-(3-Methoxy-1-propyn-1-yl)-4,4,5,5-tetramethyl-(1,3,2)dioxaborolane
  • CAS: 634196-63-7
  • MF: C10H17BO3
  • MW: 196.05
  • EINECS:
  • MDL Number:MFCD08705273
  • Synonyms:3-METHOXY-1-PROPYN-1-YLBORONIC ACID PINACOL ESTER;1,3,2-Dioxaborolane, 2-(3-methoxy-1-propyn-1-yl)-4,4,5,5-tetramethyl-;2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane;3-Methoxy-1-propyn-1-ylboronic acid, pinacol ester 96%;1,3,2-Dioxaborolane, 2-(3-methoxy-1-propynyl)-4,4,5,5-tetramethyl-;3-methoxyprop-1-ynylboronic acid pinacol ester;2-(3-Methoxy-1-propyn-1-yl)-4,4,5,5-tetramethyl-(1,3,2)dioxaborolane
Price15 Properties Safety Information Description
15 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • Alichem
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Crysdot
  • Sigma-Aldrich
  • TRC
Package
  • 50mg
  • 1g
  • 5g
  • 10g
  • 25g
  • Manufactureraablocks
  • Product numberAA003JJQ
  • Product description2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 96%
  • Packaging1g
  • Price$85
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003JJQ
  • Product description2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 96%
  • Packaging5g
  • Price$329
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003JJQ
  • Product description2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 96%
  • Packaging10g
  • Price$635
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003JJQ
  • Product description2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 96%
  • Packaging25g
  • Price$1264
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberS72329
  • Product description2-(3-methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 95%
  • Packaging5G
  • Price$2700
  • Updated2026-05-27
  • Buy
  • ManufacturerAlichem
  • Product number634196637
  • Product description2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
  • Packaging5g
  • Price$372.78
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberBOR0002722
  • Product description3-METHOXY-1-PROPYN-1-YLBORONIC ACID PINACOL ESTER 95.00%
  • Packaging1G
  • Price$678.05
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberBOR0002722
  • Product description3-METHOXY-1-PROPYN-1-YLBORONIC ACID PINACOL ESTER 95.00%
  • Packaging5G
  • Price$1084.2
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR361396
  • Product description3-Methoxy-1-propyn-1-ylboronic acid, pinacol ester 96%
  • Packaging5g
  • Price$538
  • Updated2026-06-04
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR361396
  • Product description3-Methoxy-1-propyn-1-ylboronic acid, pinacol ester 96%
  • Packaging1g
  • Price$124
  • Updated2026-06-04
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13007922
  • Product description2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 95+%
  • Packaging1g
  • Price$140
  • Updated2026-05-27
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13007922
  • Product description2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 95+%
  • Packaging10g
  • Price$735
  • Updated2026-05-27
  • Buy
  • ManufacturerCrysdot
  • Product numberCD13007922
  • Product description2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 95+%
  • Packaging5g
  • Price$390
  • Updated2026-05-27
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number674710
  • Product description3-Methoxy-1-propyn-1-ylboronic acid pinacol ester 96%
  • Packaging5g
  • Price$380
  • Updated2022-05-15
  • Buy
  • ManufacturerTRC
  • Product numberM342653
  • Product description3-Methoxy-1-propyn-1-ylboronic acid pinacol ester
  • Packaging50mg
  • Price$60
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003JJQ 2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 96% 1g $85 2026-05-28 Buy
aablocks AA003JJQ 2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 96% 5g $329 2026-05-28 Buy
aablocks AA003JJQ 2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 96% 10g $635 2026-05-28 Buy
aablocks AA003JJQ 2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 96% 25g $1264 2026-05-28 Buy
ACHEMBLOCK S72329 2-(3-methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 95% 5G $2700 2026-05-27 Buy
Alichem 634196637 2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 5g $372.78 2021-12-16 Buy
American Custom Chemicals Corporation BOR0002722 3-METHOXY-1-PROPYN-1-YLBORONIC ACID PINACOL ESTER 95.00% 1G $678.05 2021-12-16 Buy
American Custom Chemicals Corporation BOR0002722 3-METHOXY-1-PROPYN-1-YLBORONIC ACID PINACOL ESTER 95.00% 5G $1084.2 2021-12-16 Buy
Apolloscientific OR361396 3-Methoxy-1-propyn-1-ylboronic acid, pinacol ester 96% 5g $538 2026-06-04 Buy
Apolloscientific OR361396 3-Methoxy-1-propyn-1-ylboronic acid, pinacol ester 96% 1g $124 2026-06-04 Buy
Crysdot CD13007922 2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 95+% 1g $140 2026-05-27 Buy
Crysdot CD13007922 2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 95+% 10g $735 2026-05-27 Buy
Crysdot CD13007922 2-(3-Methoxyprop-1-yn-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 95+% 5g $390 2026-05-27 Buy
Sigma-Aldrich 674710 3-Methoxy-1-propyn-1-ylboronic acid pinacol ester 96% 5g $380 2022-05-15 Buy
TRC M342653 3-Methoxy-1-propyn-1-ylboronic acid pinacol ester 50mg $60 2021-12-16 Buy

Properties

Boiling point :196.2±42.0 °C(Predicted)
Density :0.982 g/mL at 25 °C
refractive index :n20/D 1.45
Flash point :170°C
storage temp. :2-8°C
InChI :1S/C10H17BO3/c1-9(2)10(3,4)14-11(13-9)7-6-8-12-5/h8H2,1-5H3
InChIKey :BJDZPOHVHLSGDP-UHFFFAOYSA-N
SMILES :COCC#CB1OC(C)(C)C(C)(C)O1

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H227 Combustible liquid Flammable liquids Category 4 Warning P210, P280, P370+P378, P403+P235,P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P312 Call a POISON CENTER or doctor/physician if you feel unwell.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P337+P313 IF eye irritation persists: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.
P370+P378 In case of fire: Use … for extinction.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P403+P235 Store in a well-ventilated place. Keep cool.
P405 Store locked up.
P501 Dispose of contents/container to..…

Description

Alkynylboronates participate in a variety of regio- and stereoselective carbon-carbon bond forming processes including enyne cross-metathesis and the Alder ene reaction.1,2

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