Products Categories
| CAS No.: | 7783-33-7 |
|---|---|
| Name: | NESSLER'S REAGENT |
| Molecular Structure: | |
|
|
|
| Formula: | HgI4K2 |
| Molecular Weight: | 786.40 |
| Synonyms: | Mercurate(2-),tetraiodo-, dipotassium (8CI);Potassiumtetraiodomercurate(II) (7CI);Dipotassiumtetraiodomercurate(2-);Mercuric potassium iodide;Potassium iodomercurate;Potassiumtetraiodomercurate(2-); |
| EINECS: | 231-990-4 |
| Density: | 1.16g/mLat 20°C |
| Melting Point: | 120-127 °C(lit.) |
| Boiling Point: | 105°C |
| Flash Point: | >230°F |
| Solubility: | Soluble in water. |
| Appearance: | light yellow liquid |
| Hazard Symbols: |
 T, N, T+
|
| Risk Codes: | 26/27/28-33-35-51/53 |
| Safety: | 45--61-36/37/39-28-26-60-13 |
| Transport Information: | UN 3287 6.1/PG 3 |
| PSA: | 0.00000 |
| LogP: | 3.54030 |
- 81281-59-67-Benzylideneaminotheophylline
- 82993-81-5D-threo-Ritalinic acid hydrochloride
- 852475-26-4MC1568
- 958254-66-51H-Imidazo[4,5-b]pyridine-2-carboxaldehyde, 1-methyl-, hydrochloride
- 99170-93-1N-Methyl-2-oxazolamine
- 914458-26-7[5-(2-fluorophenyl)-1-pentyl-1H-pyrrol-3-yl]-1-naphthalenyl-Methanone
- 894852-01-87-BROMO-2,2-DIMETHYL-2H-PYRIDO[3,2-B][1,4]OXAZIN-3(4H)-ONE
- 90221-55-92-bromo-5-methylbenzaldehyde
- 885590-99-82,3-DIFLUORO-4-IODOBENZALDEHYDE
- 97730-31-9(S)-4'-(2-Methylbutyl)Biphenyl-4-Carbonitrile
- Total:23 Page 1 of 1 1
What can I do for you?
Get Best Price
Consensus Reports
Standards and Recommendations
ACGIH TLV: TWA 0.1 mg(Hg)/m3 (skin); BEI: 35 μg/g creatinine total inorganic mercury in urine preshift; 15 μg/g creatinine total inorganic mercury in blood at end of shift at end of workweek.
NIOSH REL: (Mercury, Aryl and Inorganic) CL 0.1 mg/m3 (skin)
DOT Classification: 6.1; Label: Poison
Specification
The Nessler reagent with CAS registry number of 7783-33-7 is also called Mercuric potassium iodide. The IUPAC name is dipotassium tetraiodomercury(2-). Its EINECS registry number is 231-990-4. In addition, the molecular formula is HgI4K2 and the molecular weight is 786.40. It is a kind of light yellow liquid and belongs to the class of Inorganics.
Physical properties about Nessler reagent are: (1)H-Bond Acceptor: 1; (2)Rotatable Bond Count: 0; (3)Exact Mass: 787.515912; (4)MonoIsotopic Mass: 787.515912; (5)Topological Polar Surface Area: 0; (6)Heavy Atom Count: 7; (7)Formal Charge: 0; (8)Complexity: 19.1; (9)Covalently-Bonded Unit Count: 3.
When you are using this chemical, please be cautious about it as the following:
This chemical has danger of cumulative effects and can cause severe burns. And it is very toxic by inhalation or prolonged exposure, in contact with skin and if swallowed. In addition, it is very toxic to aquatic organisms, and may cause long-term adverse effects in the aquatic environment. You can refer to special instructions safety data sheet. During using it, wear suitable protective clothing, gloves and eye/face protection. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. And in case of accident or if you feel unwell, seek medical advice immediately (show label where possible). What's more, you should keep it away from food, drink and animal feeding stuffs. And you should avoid release to the environment. This material and its container must be disposed of as hazardous waste.
You can still convert the following datas into molecular structure:
(1)SMILES: [K+].[K+].I[Hg-2](I)(I)I
(2)InChI: InChI=1/Hg.4HI.2K/h;4*1H;;/q+2;;;;;2*+1/p-4/rHgI4.2K/c2-1(3,4)5;;/q-2;2*+1
(3)InChIKey: OPCMAZHMYZRPID-SXSZOQDCAN
The toxicity data is as follows:
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| guinea pig | LDLo | intraperitoneal | 1gm/kg (1000mg/kg) | Archives of Environmental Health. Vol. 11, Pg. 201, 1965. | |
| guinea pig | LDLo | skin | 1gm/kg (1000mg/kg) | Archives of Environmental Health. Vol. 11, Pg. 201, 1965. |