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Merck
CN

386421

N-tert-Butylmaleimide

greener alternative

97%

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About This Item

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

Key Documents

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Product Name

N-tert-Butylmaleimide, 97%

InChI

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

SMILES string

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

InChI key

YEKDUBMGZZTUDY-UHFFFAOYSA-N

assay

97%

form

liquid

greener alternative product score

old score: 20
new score: 14
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greener alternative product characteristics

Waste Prevention
Atom Economy
Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

refractive index

n20/D 1.477 (lit.)

bp

189 °C (lit.)

density

1.059 g/mL at 25 °C (lit.)

functional group

imide
maleimide

greener alternative category

Re-engineered

Quality Level

200

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General description

We are committed to bringing you Greener Alternative Products, which adhere to one of the four categories of Greener Alternatives . This product belongs to category of Re-engineered products, showing key improvements in Green Chemistry Principles “Waste Prevention”, “Atom Economy”, and “Design for Energy Efficiency”. Click here to view its DOZN scorecard.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

176.0 °F - closed cup

flash_point_c

80 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

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Certificates of Analysis (COA)

Lot/Batch Number
0000445198
0000445198
0000442338
0000442338
0000429607

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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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