4,4,5,5-Tetramethyl[1,3,2]dioxaborolane

Fluorochem Limited

Revision date : 2026-05-29

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GHS02 GHS07 GHS08
Health risk rating 5
Safety risk rating 4
Environmental risk rating 1

General Information

Version

ID 1.01

Revision date

2026-05-29

Product name

4,4,5,5-Tetramethyl[1,3,2]dioxaborolane

Product Synonyms

Pinacolborane / Boronic acid pinacol ester

CAS No.

25015-63-8

1.2.1 Relevant identified uses

For research and development purposes

1.2.2. Uses advised against

No uses advised 1.3 Safety Data Sheet supplier details

Emergency telephone

+44 20 3807 3798

Icons in SDS

GHS02 GHS07 GHS08 M004 M008 M009 M010 M011

Company Information

company name

Fluorochem Limited

e-mail address of the competent person responsible for the Safety Data Sheet

sds@fluorochem.co.uk

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H225, H260, H315, H360FD

Hazard statements

Code

Statements

H225

Highly Flammable liquid and vapour

Section 2

SECTION 2: Hazards identification

Classification of the substance or mixture Classification H225 Flam. Liq. 2 H260 Water-react. 1 H315 Skin Irrit. 2 H360FD Repr. 1B

Signal word

Danger

Hazard pictograms

GHS02 GHS07 GHS08 H225 Highly flammable liquid and vapour. H260 In contact with water releases flammable gases which may ignite spontaneously. H315 Causes skin irritation. H360FD May damage fertility. May damage the unborn child.

Precautionary statements

P101 If medical advice is needed, have product container or label at hand. P202 Do not handle until all safety precautions have been read and understood. P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P231+P232 Handle and store contents under inert gas. Protect from moisture. P240 Ground and bond container and receiving equip- ment. P241 Use explosion-proof equipment. P242 Use non-sparking tools. P243 Take action to prevent static discharges. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P263 Avoid contact during pregnancy and while nursing. P264 Wash hands thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing and eye/face protection. P301+P310 IF SWALLOWED: Immediately call a POISON CENTER/doctor. P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P302+P335+P334 IF ON SKIN: Brush off loose particles from skin. Immerse in cool water. P303+P361+P353 IF ON SKIN (or hair): Take off immedi- ately all contaminated clothing. Rinse skin with water. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P305+P351+P338 IF IN EYES: Rinse cautiously with wa- ter for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308+P313 IF exposed or concerned: Get medical advice/attention. P310 Immediately call a POISON CENTER/doctor. P321 Specific treatment (see Section 4 on this SDS). P361+P364 Take off immediately all contaminated cloth- ing and wash it before reuse. P370+P378 In case of fire: Use sand, earth, extinguishing powder or foam to extinguish. P402+P404 Store in a dry place. Store in a closed con- tainer. P403+P235 Store in a well-ventilated place. Keep cool. P405 Store locked up. P501 Dispose of contents/container to hazardous waste disposal.

Supplemental label elements

None

2.3 Other hazards

Other Classification Hazards This substance/mixture contains no components consid- ered to be either persistent, bioaccumulative and toxic PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher

ECOLOGICAL INFORMATION

This substance/mixture contains no components consid- ered to have endocrine disrupting properties for environ- ment , according to REACH Article 57(f), Commission Regulation (EU) 2018/605 or Commission Delegated Regulation (EU) 2017/2100.

TOXICOLOGICAL INFORMATION

This substance/mixture contains no components consid- ered to have endocrine disrupting properties affecting hu- man health, according to REACH Article 57(f), Commission Regulation (EU) 2018/605 or Commission Delegated Regulation (EU) 2017/2100.

2.1 Classification of the substance or mixture

Classification H225 Flam. Liq. 2 H260 Water-react. 1 H315 Skin Irrit. 2 H360FD Repr. 1B

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