1.04716
Imidazole
buffer substance ACS
Synonym(s):
Imidazole, Glyoxaline, Iminazole
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About This Item
SMILES string
[nH]1cncc1
InChI
1S/C3H4N2/c1-2-5-3-4-1/h1-3H,(H,4,5)
InChI key
RAXXELZNTBOGNW-UHFFFAOYSA-N
grade
ACS reagent
vapor pressure
0.003 hPa ( 20 °C)
assay
≥99% (perchloric acid titration)
form
solid
autoignition temp.
480 °C
potency
970 mg/kg LD50, oral (Rat)
dilution
(for analytical testing)
pH
10.5 (20 °C, 67 g/L in H2O)
bp
256 °C/1013 hPa
mp
90 °C
transition temp
flash point 145 °C
solubility
633 g/L
density
1.233 g/cm3 at 20 °C
bulk density
500‑600 kg/m3
storage temp.
15-25°C
Quality Level
Related Categories
Application
- as a component of the immobilized metal affinity chromatography (IMAC) elution buffer for storing N-acylmannosamine 1-dehydrogenase (ManDH)
- as an eluent for the purification of recombinant Human Cathepsin D (rHsCTSD)
- as a component of the elution buffer, wash buffer and binding/lysis buffer for the purification of oxidized animal toxins in Escherichia coli
Analysis Note
Identity (IR-spectrum): conforms
pH-value (5 %, in water): 9.5 - 11.0
Melting point: 90 - 92
UV/VIS Spectrum: conforms
Fe (Iron): ≤ 0.001 %
Sulfated ash: ≤ 0.1
Water (according to Karl Fischer): ≤ 0.2
Corresponts to ACS
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Repr. 1B - Skin Corr. 1C
Storage Class
6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
wgk
WGK 2
flash_point_f
293.0 °F - closed cup
flash_point_c
145 °C - closed cup
Regulatory Listings
Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.
288-32-4
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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