1.04343
Methenamine
GR for analysis Reag. Ph Eur
别名:
Methenamine, Hexamethylenetetramine, Hexamine, Formin, Urotropin
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关于此项目
经验公式（希尔记法）:
C6H12N4
化学文摘社编号:
分子量:
140.19
UNSPSC Code:
12352005
EC Index Number:
202-905-8
NACRES:
NA.21
MDL number:
Assay:
≥99.5% (perchloric acid titration)
Vapor pressure:
<0.01 hPa ( 20 °C)
SMILES string
N21CN3CN(C2)CN(C1)C3
InChI
1S/C6H12N4/c1-7-2-9-4-8(1)5-10(3-7)6-9/h1-6H2
InChI key
VKYKSIONXSXAKP-UHFFFAOYSA-N
agency
reag. Ph. Eur.
vapor pressure
<0.01 hPa ( 20 °C)
assay
≥99.5% (perchloric acid titration)
form
solid
autoignition temp.
390 °C
potency
9200 mg/kg LD50, oral (Rat)
dilution
(for analytical testing)
pH
7-10 (20 °C, 100 g/L in H2O)
transition temp
flash point 250 °C
density
1.33 g/cm3 at 20 °C
bulk density
600 kg/m3
storage temp.
15-25°C
Quality Level
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Application
- New phosphotetradecavanadate hybrids: crystal structure, DFT analysis, stability and binding interactions with bio-macromolecules.: This article discusses the synthesis and structural analysis of new hybrids involving methenamine, offering potential applications in catalysis and material science (Pessoa JC, 2022).
Analysis Note
Assay (perchloric acid titration): ≥ 99.5 %
Identity (IR-spectrum): passes test
Appearance: colorless or white to almost white crystalline powder
pH (100 g/l, water): 7.0 - 10.0
Chloride (Cl): ≤ 20 ppm
Sulphate (SO₄): ≤ 50 ppm
Heavy metals (as Pb): ≤ 10 ppm
NH₄ (Ammonium): ≤ 100 ppm
Sulfated ash (800 °C): ≤ 0.05 %
Identity (IR-spectrum): passes test
Appearance: colorless or white to almost white crystalline powder
pH (100 g/l, water): 7.0 - 10.0
Chloride (Cl): ≤ 20 ppm
Sulphate (SO₄): ≤ 50 ppm
Heavy metals (as Pb): ≤ 10 ppm
NH₄ (Ammonium): ≤ 100 ppm
Sulfated ash (800 °C): ≤ 0.05 %
signalword
Warning
hcodes
Hazard Classifications
Flam. Sol. 2 - Skin Sens. 1B
存储类别
4.1B - Flammable solid hazardous materials
wgk
WGK 1
flash_point_f
482.0 °F - closed cup
flash_point_c
250 °C - closed cup
法规信息
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