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687189

Sigma-Aldrich

2-Methyl-3-butyn-2-amine

95%

Synonym(s):

1,1-Dimethylpropargylamine, 3-Amino-3-methyl-1-butyne

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About This Item

Empirical Formula (Hill Notation):
C5H9N
CAS Number:
2978-58-7
Molecular Weight:
83.13
EC Number:
221-029-7
MDL number:
MFCD00008052
UNSPSC Code:
12352100
PubChem Substance ID:
329761108
NACRES:
NA.22

Assay

95%

form

liquid

refractive index

n20/D 1.4237

bp

79-80 °C/760 mmHg

density

0.79 g/mL at 25 °C

functional group

amine

storage temp.

2-8°C

SMILES string

CC(C)(N)C#C

InChI

1S/C5H9N/c1-4-5(2,3)6/h1H,6H2,2-3H3

InChI key

VUGCBIWQHSRQBZ-UHFFFAOYSA-N

Signal Word

Danger

Hazard Statements

H225,H302,H314,H334

Hazard Classifications

Acute Tox. 4 Oral - Flam. Liq. 2 - Resp. Sens. 1 - Skin Corr. 1B

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

35.6 °F - closed cup

Flash Point(C)

2 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCT7817
MKCQ3124
MKCM8595
MKCC9279
MKBW3072V

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