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249572

Sigma-Aldrich

Sodium acetylide suspension

95% (Purity of contained acetylide), 18 wt. % slurry in xylene: light mineral oil

Synonym(s):

Ethynyl sodium

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About This Item

Linear Formula:
HC≡CNa
CAS Number:
1066-26-8
Molecular Weight:
48.02
Beilstein:
3587232
MDL number:
MFCD00008568
UNSPSC Code:
12352100
PubChem Substance ID:
24855004
NACRES:
NA.22

Quality Level

100

Assay

95% (Purity of contained acetylide)

concentration

18 wt. % slurry in xylene: light mineral oil

SMILES string

[Na]C#C

InChI

1S/C2H.Na/c1-2;/h1H;

InChI key

SLBNQJAGYKQCKI-UHFFFAOYSA-N

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Application

Sodium acetylide suspension has been used in the preparation of:
  • 2-ethynyladamantan-2-ol
  • apical-equatorial (ae) isomer of (Et4N)3[1-(2′-B10H9)-2-NH3B10H8]
  • trimethylsilylacetylene

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Asp. Tox. 1 - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B - STOT RE 2 Inhalation - STOT SE 3 - Water-react 2

Target Organs

Central nervous system,Liver,Kidney, Respiratory system

Supplementary Hazards

EUH014

Storage Class Code

4.3 - Hazardous materials which set free flammable gases upon contact with water

WGK

WGK 3

Flash Point(F)

77.0 °F - closed cup

Flash Point(C)

25 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Group 4: Flammable liquids
Type 2 petroleums
Hazardous rank III
Water insoluble liquid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

249572-500G:4548173952499
249572-VAR:
249572-100G:4548173952482
249572-BULK:

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Certificates of Analysis (COA)

Lot/Batch Number
SHBS0850
SHBM2599
SHBJ0511
SHBH2602V
SHBG8913V

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Synthesis of novel carbo-and hetero-polycycles. Part 8. An efficient and convenient synthesis of adamantylidenevinylidenecyclopropane derivatives.
Eguchi S and Arasaki M.
Journal of the Chemical Society. Perkin Transactions 1, 5, 1047-1050 (1988)
D A Feakes et al.
Proceedings of the National Academy of Sciences of the United States of America, 91(8), 3029-3033 (1994-04-12)
The polyhedral borane ion [n-B20H18]2- reacts with liquid ammonia in the presence of a suitable base to produce an apical-equatorial (ae) isomer of the [B20H17NH3]3- ion, [1-(2'-B10H9)-2-NH3B10H8]3-. The structure of this product has been confirmed by 11B NMR spectroscopy and
A new synthetic route to donor-acceptor porphyrins.
Plater MJ, et al.
Tetrahedron, 58(12), 2405-2413 (2002)

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