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CAS 865-48-5

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CAS No.:

865-48-5

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Shanghai

Packaging:

25kg/bag

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2026-03-06

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Description

Sodium-t-butoxide CAS 865-48-5

Purity / Analysis Method	>98.0%(T)
Molecular Formula / Molecular Weight	C₄H₉NaO = 96.10
Physical State (20 deg.C)	Solid
Storage Temperature	Room Temperature (Recommended in a cool and dark place, <15°C)
Store Under Inert Gas	Store under inert gas
Condition to Avoid	Hygroscopic
CAS RN	865-48-5

Specifications

Appearance	White to Light yellow powder to crystal
Purity(Neutralization titration)	min. 98.0 %
NMR	confirm to structure

Properties (reference)

Melting Point

180 °C

Risk Codes	R11 – Highly Flammable R14 – Reacts violently with water R34 – Causes burns R37 – Irritating to the respiratory system R35 – Causes severe burns R36/37/38 – Irritating to eyes, respiratory system and skin. R40 – Limited evidence of a carcinogenic effect R19 – May form explosive peroxides
Safety Description	S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection. S43 – In case of fire use … (there follows the type of fire-fighting equipment to be used.) S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S7/8 – S8 – Keep container dry. S16 – Keep away from sources of ignition. S36 – Wear suitable protective clothing.
UN IDs	UN 3206 4.2/PG 2
WGK Germany	3
FLUKA BRAND F CODES	1-3-10
TSCA	Yes
HS Code	29051900
Hazard Class	4.2
Packing Group	II

Basic Info

Product Name:

Sodium tert-butoxide

Other Name:

2-Propanol,2-methyl-,sodium salt (1:1);tert-Butyl alcohol,sodium salt;2-Propanol,2-methyl-,sodium salt;Sodium tert-butoxide;tert-Butoxysodium;2-Methyl-2-propanol sodium salt;Sodium tert-butylate;tert-Butanol sodium salt;Sodium tert-butanolate;Sodium 2-methylpropan-2-olate;Sodium t-butoxide;2-Methylpropan-2-olate sodium;1086265-66-8;1979169-53-3

CAS No.:

865-48-5

Molecular Formula:

C4H10O.Na

InChIKeys:

InChIKey=GSVQWRYRPRJOIM-UHFFFAOYSA-N

Molecular Weight:

96.103

Exact Mass:

96.055107

EC Number:

212-741-9

HScode:

2915900090

Categories:

Characteristics

PSA:

23.06000

XLogP3:

1.21540

Appearance:

OtherSolid, Liquid

Density:

1.104 g/cm³

Melting Point:

263-270 °C (decomp)

Boiling Point:

180 °C @ Press: 1 Torr

Flash Point:

12°C

Water Solubility:

reacts

Storage Conditions:

Flammables area

See More Sodium tert-butoxide Properties 

Hazard Identification

Classification of the substance or mixture

Flammable solids, Category 1

Self- heating substances and mixtures, Category 1

Skin corrosion, Sub-category 1B

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Danger
Hazard statement(s)	H228 Flammable solid H251 Self-heating; may catch fire H314 Causes severe skin burns and eye damage
Prevention	P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P240 Ground and bond container and receiving equipment. P241 Use explosion-proof [electrical/ventilating/lighting/...] equipment. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... P235 Keep cool. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P264 Wash ... thoroughly after handling.
Response	P370+P378 In case of fire: Use ... to extinguish. P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P363 Wash contaminated clothing before reuse. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P316 Get emergency medical help immediately. P321 Specific treatment (see ... on this label). P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Storage	P407 Maintain air gap between stacks or pallets. P410 Protect from sunlight. P413 Store bulk masses greater than â¦ kg/â¦lbs at temperatures not exceeding â¦Â°C/â¦Â°F. P420 Store separately. P405 Store locked up.
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More Sodium tert-butoxide Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Chemical

Location:
Room 1833, Building D, No. 4299, Jindu Road, Minhang District, Shanghai

Year of Establishment:
2006

Inquiry History

1 Inquiries

Country	Product	Purchase Quantity	Date Posted
France	Sodium tert-butoxide	25 KG	Aug 25, 2023

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CAS 865-48-5

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