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Safety Information

446947

Sigma-Aldrich

1-Propargyl-1H-benzotriazole

96%

Synonym(s):

1-(2-Propynyl)-1H-benzotriazole

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About This Item

Empirical Formula (Hill Notation):
C9H7N3
CAS Number:
142321-23-1
Molecular Weight:
157.17
MDL number:
MFCD00274645
UNSPSC Code:
12352005
PubChem Substance ID:
24868308
NACRES:
NA.22

Assay

96%

reaction suitability

reaction type: C-C Bond Formation

mp

52-56 °C (lit.)

SMILES string

C#CCn1nnc2ccccc12

InChI

1S/C9H7N3/c1-2-7-12-9-6-4-3-5-8(9)10-11-12/h1,3-6H,7H2

InChI key

HGIJKQXOOIWWGO-UHFFFAOYSA-N

Application

Reactant for:
  • Preparation of clarithromycin analogs via click chemistry as antibacterial agents
  • Sonogashira coupling
  • Bronsted superacid-catalyzed reactions
  • Hydroboration and hydrostannylation reactions

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
11413ME
09730HE
02321LN
01917CC

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