Solvent black 7
- CAS No.
- 8005-02-5
- Chemical Name:
- Solvent black 7
- Synonyms
- NIGROSIN;Nigrosin B;CI NO 50415;C.I. 50415b;C.I. 50415:1;INDULIN BLACK;Nigrosin Base;NIGROSINE BASE;Oil Black 2020;Solvent black 7
- CBNumber:
- CB9372373
- Molecular Formula:
- C29H24N6
- Molecular Weight:
- 0
- MDL Number:
- MFCD00281685
- MOL File:
- Mol file
| Melting point | 275 °C |
|---|---|
| solubility | alcohol: soluble |
| Water Solubility | <0.1 g/100 mL at 21 ºC |
| EPA Substance Registry System | C.I. Solvent Black 7 (8005-02-5) |
SAFETY
Risk and Safety Statements
| Hazard Codes | Xn,Xi |
|---|---|
| Risk Statements | 48/20/21/22-20/21/22-48 |
| Safety Statements | 24/25 |
| WGK Germany | 1 |
| RTECS | GE5800000 |
Solvent black 7 price
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| TRC | N598543 | Nigrosine | 8005-02-5 | 10g | $75 | 2021-12-16 | Buy |
| AK Scientific | T739 | SolventBlack7,tech. | 8005-02-5 | 100g | $95 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | DYE0000952 | SOLVENT BLACK 7 95.00% | 8005-02-5 | 5MG | $495.96 | 2021-12-16 | Buy |
Solvent black 7 Chemical Properties,Uses,Production
Preparation
different compounds process is: (a) ?1-Nitrobenzene?and?aniline?and?aniline?hydrochloride and iron or copper in 180 ~ 200 ℃ heating, and made free base (b) will Nitrophenol or Nitrocresols, aniline?and aniline?hydrochloride and a small amount of iron in 180 ~ 200 ℃ heating, and made free base.
General Description
Black powder.
Air & Water Reactions
Insoluble in water.
Fire Hazard
Flash point data for Solvent black 7 are not available. Solvent black 7 is probably combustible.
Properties and Applications
blue-black to black. Insoluble in water, soluble in ethanol for blue black, also soluble in benzene and toluene, soluble in acid and stearic acid. In concentrated sulfuric acid for blue to blue black, dilution after blue-black precipitation; In concentrated nitric acid for blue to black blue. The dye which is components mixture
| Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
| Melting point | Stable | |||||
| ISO | General-Good | >180 | 180 | Insoluble | Well | Well |
Toxics Screening Level
The ITSL for solvent black has been changed from 0.04 μg/m3 to 0.1 μg/m3 based on annual averaging time.
Solvent black 7 Preparation Products And Raw materials
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | info@tianfuchem.com | China | 21628 | 55 |
| Hubei xin bonus chemical co. LTD | 86-13657291602 | linda@hubeijusheng.com | CHINA | 22963 | 58 |
| Shandong chuangyingchemical Co., Ltd. | 18853181302 | sale@chuangyingchem.com | CHINA | 5906 | 58 |
| Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418671 +8618949823763 | sales@tnjchem.com | China | 34563 | 58 |
| ANHUI WITOP BIOTECH CO., LTD | +8615255079626 | eric@witopchemical.com | China | 23541 | 58 |
| Dideu Industries Group Limited | +86-29-89586680 +86-15129568250 | 1026@dideu.com | China | 22855 | 58 |
| AFINE CHEMICALS LIMITED | +86-0571-85134551 | sales@afinechem.com | China | 15417 | 58 |
| Baoji Guokang Healthchem co.,ltd | +8615604608665 15604608665 | dominicguo@gk-bio.com | CHINA | 9414 | 58 |
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-0571-88938639 +8617705817739 | info@dycnchem.com | China | 52849 | 58 |
| Nanjing Duly Biotech Co.,Ltd | +undefined18013301590 | doris@njduly.com | China | 2450 | 58 |
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