31107-M
氯化铵
puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.5%
别名:
卤砂
登录 查看组织和合同定价。
选择尺寸
变更视图
关于此项目
线性分子式:
NH4Cl
化学文摘社编号:
分子量:
53.49
NACRES:
NA.21
PubChem Substance ID:
eCl@ss:
38050207
UNSPSC Code:
12352300
EC Number:
235-186-4
MDL number:
Beilstein/REAXYS Number:
4371014
Assay:
≥99.5%
Form:
crystalline powder
Quality Segment
agency
USP/NF, reag. ISO, reag. Ph. Eur.
vapor density
1.9 (vs air)
vapor pressure
1 mmHg ( 160.4 °C)
grade
ACS reagent, puriss. p.a.
assay
≥99.5%
form
crystalline powder
impurities
acidity or alkalinity, complies, bromides and iodides, complies, ≤0.005% insoluble matter
pH
4.5-5.5 (20 °C, 5%)
mp
340 °C (subl.) (lit.)
anion traces
nitrate (NO3-): ≤5 mg/kg, phosphate (PO43-): ≤2 mg/kg, sulfate (SO42-): ≤20 mg/kg
cation traces
As: ≤0.00005%, Ca: ≤0.0005%, Cu: ≤0.0002%, Fe: ≤0.0002%, K: ≤0.005%, Mg: ≤0.0005%, Na: ≤0.005%, Ni: ≤0.0001%, Pb: ≤0.0001%, Zn: ≤0.0002%, heavy metals: ≤5 mg/kg (by ICP-OES)
suitability
complies for appearance of solution
SMILES string
N.Cl
InChI
1S/ClH.H3N/h1H;1H3
InChI key
NLXLAEXVIDQMFP-UHFFFAOYSA-N
Application
Ammonium chloride can be used as a catalyst:
- To synthesize 3,4-dihydropyrimidin-2-(1H)-ones via solvent-free Biginelli condensation reaction.
- For the aldol condensation of carbonyl compounds.
- In the thia-Michael addition reaction of thiols to different α-enones.
- A promoter in the enantioselective hydrogenation of an unprotected β-enamine amides.
- A pH-adjuster in the preparation of waterborne glucose silicone resin.
Still not finding the right product?
Explore all of our products under 氯化铵
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Irrit. 2
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable