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386421

Sigma-Aldrich

N-tert-Butylmaleimide

97%

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About This Item

Empirical Formula (Hill Notation):
C8H11NO2
CAS Number:
4144-22-3
Molecular Weight:
153.18
MDL number:
MFCD00191885
UNSPSC Code:
12352100
PubChem Substance ID:
24864090
NACRES:
NA.22

Assay

97%

form

liquid

refractive index

n20/D 1.477 (lit.)

bp

189 °C (lit.)

density

1.059 g/mL at 25 °C (lit.)

SMILES string

CC(C)(C)N1C(=O)C=CC1=O

InChI

1S/C8H11NO2/c1-8(2,3)9-6(10)4-5-7(9)11/h4-5H,1-3H3

InChI key

YEKDUBMGZZTUDY-UHFFFAOYSA-N

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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

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

176.0 °F - closed cup

Flash Point(C)

80 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Xiaofeng Zhao et al.
Analytica chimica acta, 1037, 274-280 (2018-10-08)
Ratiometric quantitation is used in mass spectrometry to account for variations in ionization efficiencies due to heterogenous sample matrixes. Isotopes are most commonly used to achieve ratiometric quantitation because of their ability to co-elute chromatographically with each other and to

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