1,3-DIBROMO-5-IODOBENZENE
Uses- Product Name
- 1,3-DIBROMO-5-IODOBENZENE
- CAS No.
- 19752-57-9
- Chemical Name
- 1,3-DIBROMO-5-IODOBENZENE
- Synonyms
- SKL670;3,5-DIBROMOIODOBENZENE;3-DIBROMO-5-IODOBENZENE;3,5-Dibromophenyl iodide;1-Iodo-3,5-dibromobenzene;1,3-DIBROMO-5-IODOBENZENE;Benzene,1,3-dibromo-5-iodo-;1,3-Dibromo-5-iodobenzene>1,3-DIBROMO-5-IODOBENZENE 25G;1,3-Dibromo-5-iodobenzene 98%
- CBNumber
- CB5752502
- Molecular Formula
- C6H3Br2I
- Formula Weight
- 361.8
- MOL File
- 19752-57-9.mol
1,3-DIBROMO-5-IODOBENZENE Property
- Melting point:
- 124.4-124.7℃
- Boiling point:
- 302.7±32.0 °C(Predicted)
- Density
- 2.514±0.06 g/cm3 (20 ºC 760 Torr)
- storage temp.
- Keep in dark place,Sealed in dry,Room Temperature
- form
- powder to crystal
- color
- Light yellow to Brown
- InChI
- InChI=1S/C6H3Br2I/c7-4-1-5(8)3-6(9)2-4/h1-3H
- InChIKey
- KARUMYWDGQTPFL-UHFFFAOYSA-N
- SMILES
- C1(Br)=CC(I)=CC(Br)=C1
Safety
- HS Code
- 2903998090
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
- Precautionary statements
-
P264Wash hands thoroughly after handling.
P264Wash skin thouroughly after handling.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313IF SKIN irritation occurs: Get medical advice/attention.
P337+P313IF eye irritation persists: Get medical advice/attention.
N-Bromosuccinimide Price
- Product number
- D4691
- Product name
- 1,3-Dibromo-5-iodobenzene
- Packaging
- 1G
- Price
- $42
- Updated
- 2025/07/31
- Product number
- D4691
- Product name
- 1,3-Dibromo-5-iodobenzene
- Packaging
- 5G
- Price
- $156
- Updated
- 2025/07/31
- Product number
- B426233
- Product name
- 1,3-Dibromo-5-iodobenzene
- Packaging
- 10mg
- Price
- $45
- Updated
- 2021/12/16
- Product number
- B426233
- Product name
- 1,3-Dibromo-5-iodobenzene
- Packaging
- 50mg
- Price
- $60
- Updated
- 2021/12/16
- Product number
- 092113
- Product name
- 1,3-Dibromo-5-iodobenzene
- Purity
- 95+%
- Packaging
- 1g
- Price
- $30
- Updated
- 2021/12/16
1,3-DIBROMO-5-IODOBENZENE Chemical Properties,Usage,Production
Uses
1,3-Dibromo-5-iodobenzene is an important organic intermediate widely used in the fields of dyes, pigments, pharmaceuticals and pesticides.
Chemical Properties
Reddish brown powder
Synthesis
10527-69-2
19752-57-9
The general procedure for the synthesis of 1,3-dibromo-5-iodobenzene from 2,6-dibromo-4-iodoaniline is as follows: 1. Preparation of 3,5-dibromoiodobenzene: 188.4 g of 2,6-dibromo-4-iodoaniline and 600 g of hypophosphorous acid were added to the reaction vessel at room temperature and stirred well. Subsequently, a solution formed by dissolving 34.5 g of sodium nitrite in 60 ml of water was added dropwise. The reaction is violently exothermic and the reaction temperature needs to be controlled at 20-25°C by means of a water bath. After the dropwise addition was completed, the reaction was continued for about 3 hours until a large white solid precipitate was observed. The reaction was continued at this temperature for 1 hour. The progress of the reaction was monitored by HPLC and stopped when the raw material 2,6-dibromo-4-iodoaniline completely disappeared. The crude product was collected by filtration. 2. Purification of the crude product: the crude product was dispersed in three 1000 ml flasks, 700 ml of anhydrous ethanol was added to each flask, and the product was heated to reflux (ca. 80 °C) to completely dissolve the product. Subsequently, it was cooled to 20-25 °C, the crystals were collected by filtration and dried under reduced pressure at 60 °C to obtain white needle-like crystals of 136 g. The purity of the product, 3,5-dibromo-2-iodobenzene, was 99.72% by HPLC analysis and the reaction yield was 75.2%.
References
[1] Atti della Accademia Nazionale dei Lincei, Classe di Scienze Fisiche, Matematiche e Naturali, Rendiconti, 1913, vol. <5> 22 I, p. 823
[2] Atti della Accademia Nazionale dei Lincei, Classe di Scienze Fisiche, Matematiche e Naturali, Rendiconti, 1914, vol. <5> 23 I, p. 283 Anm.
[3] Journal of the American Chemical Society, 2002, vol. 124, # 29, p. 8661 - 8666
[4] Journal of Organic Chemistry, 2015, vol. 80, # 2, p. 882 - 896
[5] Patent: CN105523884, 2016, A. Location in patent: Paragraph 0014; 0016; 0017
1,3-DIBROMO-5-IODOBENZENE Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from 1,3-DIBROMO-5-IODOBENZENE manufacturers
- Product
- 1,3-DIBROMO-5-IODOBENZENE 19752-57-9
- Price
- US $0.00-0.00/KG
- Min. Order
- 1KG
- Purity
- 98%
- Supply Ability
- 2000
- Release date
- 2025-04-17
- Product
- 1,3-DIBROMO-5-IODOBENZENE 19752-57-9
- Price
- US $30.00-10.00/KG
- Min. Order
- 50KG
- Purity
- 99%
- Supply Ability
- 500000kg
- Release date
- 2024-10-24
- Product
- 1,3-DIBROMO-5-IODOBENZENE 19752-57-9
- Price
- US $0.00/kg
- Min. Order
- 1kg
- Purity
- 0.99
- Supply Ability
- 20 tons
- Release date
- 2023-11-22