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DX2090

Supelco

p-Dioxane

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Synonym(s):

p-Dioxane, 1,4-Dioxane, 1

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About This Item

Linear Formula:
-O(CH2)2O(CH2)2-
CAS Number:
123-91-1
MDL number:
MFCD00006571
UNSPSC Code:
12191504
EC Index Number:
204-661-8
grade:
reagent
assay:
≥99% (GC)
bp:
101.5 °C/1013 hPa
vapor pressure:
41 hPa ( 20 °C)
Pricing and availability is not currently available.

grade

reagent

Quality Level

200

agency

meets USP/NF

vapor pressure

41 hPa ( 20 °C)

assay

≥99% (GC)

form

liquid

shelf life

60 mo. (from manufacture date)

dilution

(for analytical testing)

impurities

≤0.0016 meq/g Titrable acid
≤0.005% Peroxide (as H2O2)
≤0.01% Carbonyl (as HCHO)
≤0.05% Water (H2O)

evapn. residue

≤0.005%

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5512607778461.07293
1-(4-Sulfophenyl)-3-methyl-5-pyrazolone

134163

1-(4-Sulfophenyl)-3-methyl-5-pyrazolone

5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid

551260

5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid

3-Hydroxy-1-methyl-1H-pyrazole 96%

777846

3-Hydroxy-1-methyl-1H-pyrazole

4-Amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one GR for analysis

1.07293

4-Amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

mp

>252 °C (dec.) (lit.)

mp

237 °C (lit.)

mp

124-128 °C

mp

107-109 °C

functional group

sulfonic acid

functional group

carboxylic acid

functional group

-

functional group

-

Application

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Packaging

M-Bottle for Solvents
As a global leader in lab reagents, we are constantly looking for new ways to optimize the safety of our products. The newly developed 4L solvent bottle design features advanced sealing technology that eliminates leaks to make the handling of solvents safer and more convenient than ever before.
See all the new features here!

Analysis Note

Expiration dateExp 60 months from mfg dateAssay (GC)99.0% minBHT stabilizer presentConformsCarbonyl (as HCHO)0.01% maxColor (APHA)20 maxEvaporation residue0.005% maxFreezing point11.0°C minIdentity (IR-spectrum)ConformsPeroxide (as H2O2)0.005% maxTitrable acid0.0016meq/g maxWater (H2O)0.05% max

signalword

Danger

Hazard Classifications

Carc. 1B - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

target_organs

Respiratory system

supp_hazards

EUH019,EUH066

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

51.8 °F - closed cup

flash_point_c

11 °C - closed cup

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