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Merck
CN

59510

Methanesulfonic acid

suitable for HPLC, LiChropur™, ≥99.5% (T)

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About This Item

Linear Formula:
CH3SO3H
CAS Number:
75-75-2
Molecular Weight:
96.11
UNSPSC Code:
12161700
NACRES:
NB.21
PubChem Substance ID:
329758673
EC Number:
200-898-6
Beilstein/REAXYS Number:
1446024
MDL number:
MFCD00007518

Key Documents

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Product Name

Methanesulfonic acid, suitable for HPLC, LiChropur™, ≥99.5% (T)

InChI

1S/CH4O3S/c1-5(2,3)4/h1H3,(H,2,3,4)

InChI key

AFVFQIVMOAPDHO-UHFFFAOYSA-N

SMILES string

O=S(O)(C)=O

vapor density

3.3 (vs air)

vapor pressure

1 mmHg ( 20 °C)

assay

≥99.5% (T)

form

liquid

quality

LiChropur™

technique(s)

HPLC: suitable

color

APHA: ≤35

refractive index

n20/D 1.428-1.430
n20/D 1.429 (lit.)

bp

167 °C/10 mmHg (lit.)

mp

17-19 °C (lit.)

density

1.481 g/mL at 25 °C (lit.)

suitability

corresponds to standard for HPLC

Quality Level

100

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Analysis Note

test by UV spectroscopy corresponds to requirements

Packaging

Clear borosilicate glass, high hydrolytic resistance (Type I)

Legal Information

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B - STOT SE 3

target_organs

Respiratory system

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

372.2 °F - closed cup

flash_point_c

189 °C - closed cup

Regulatory Information

危险化学品
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Certificates of Analysis (COA)

Lot/Batch Number
BCCN3569
BCCM6895
BCCL7548
BCCJ4841
BCCG8673

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Journal of the American Chemical Society, 136(21), 7591-7594 (2014-05-13)
A large porphyrin analogue, cyclo[6]pyridine[6]pyrrole, containing no meso bridging atoms, has been synthesized through Suzuki coupling. In its neutral form, this macrocycle exists as a mixture of two figure-eight conformers that undergo fast exchange in less polar solvents. Upon protonation
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