HC Blue 2 (CAS 33229-34-4) — formula C12H19N3O5, molecular weight 285.30; category chemical intermediates.
HC Blue 2 (CAS 33229-34-4) is a chemical raw material in the chemical intermediates category. Its molecular formula C12H19N3O5 comprises 12 C, 19 H, 3 N, 5 O atoms. Its molecular weight is about 285.30. Reported physicochemical data: melting point around 182 to 194 °F (NTP, 1992), LogP about Log P= 1.7. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 33229-34-4 |
|---|---|
| Molecular Formula | C12H19N3O5 |
| Molecular Weight | 285.30 |
| Melting Point | 182 to 194 °F (NTP, 1992) |
| LogP | Log P= 1.7 |
| Applications | CIR ingredient: HC Blue No. 2, dye in semi-permanent hair dye formulations, Not commercially produced in the US, Dressing Hair, HC Blue #2 is used exclusively as a dye in semi-permanent hair coloring products. The concentration of HC Blue #2 used in these preparations ranges from 1.6-2%, Cosmetics |
| Category | Chemical Intermediates |
Documented applications: CIR ingredient: HC Blue No. 2, dye in semi-permanent hair dye formulations, Not commercially produced in the US, Dressing Hair, HC Blue #2 is used exclusively as a dye in semi-permanent hair coloring products. The concentration of HC Blue #2 used in these preparations ranges from 1.6-2%, Cosmetics.
HC Blue 2 is a chemical intermediate compound with CAS registry number 33229-34-4 and molecular formula C12H19N3O5 (molecular weight 285.30), belonging to the chemical intermediates segment of chemical raw materials.
CAS number: 33229-34-4
Its molecular formula C12H19N3O5 comprises 12 C, 19 H, 3 N, 5 O atoms.
Also known as: HC Blue 2 · HC蓝2 · 2,2'-(4-(2-hydroxyethylamino)-3-nitro-phenylimino)
Category: chemical intermediates
The CAS registry number of HC Blue 2 is 33229-34-4.
Molecular formula C12H19N3O5, molecular weight 285.30.
It is also registered under: HC Blue 2, HC蓝2, 2,2'-(4-(2-hydroxyethylamino)-3-nitro-phenylimino).
Recorded applications: CIR ingredient: HC Blue No. 2, dye in semi-permanent hair dye formulations, Not commercially produced in the US, Dressing Hair, HC Blue #2 is used exclusively as a dye in semi-permanent hair coloring products. The concentration of HC Blue #2 used in these preparations ranges from 1.6-2%, Cosmetics.
Category: Chemical Intermediates.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for HC Blue 2 (CAS 33229-34-4), compiled from public chemistry databases.
| CAS Registry Number | 33229-34-4 |
|---|---|
| PubChem CID | 36383 |
| Molecular formula | C12H19N3O5 |
| IUPAC name | 2-[4-[bis(2-hydroxyethyl)amino]-2-nitroanilino]ethanol |
| UNII (FDA) | 6C0EL1931V |
| Molecular Weight | 285.30 |
|---|---|
| XLogP3 | 0.4 |
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 8 |
| Exact Mass | 285.13247072 |
| Monoisotopic Mass | 285.13247072 |
| Topological Polar Surface Area | 122 |
| Heavy Atom Count | 20 |
| Melting Point | 182 to 194 °F (NTP, 1992) |
|---|---|
| Melting Point | 93-98 °C (98% pure) |
| LogP | Log P= 1.7 |
33229-34-4; HC Blue no. 2; HC Blue 2; DTXSID6020193; NCI-C54897; 6C0EL1931V; Ethanol, 2,2'-((4-((2-hydroxyethyl)amino)-3-nitrophenyl)imino)di-; DTXCID80193; N1,N4,N4-Tris(2-hydroxyethyl)-2-nitro-p-phenylenediamine; COVARINE BLUE W 6122; p-Phenylenediamine, 3-nitro-N(sup 1),N(sup 1),N(sup 4)-tris(2-hydroxyethyl)-; RefChem:145365; 251-410-3; 2,2'-[4-(2-Hydroxyethylamino)-3-nitrophenylimino]diethanol; 2,2'-((4-((2-Hydroxyethyl)amino)-3-nitrophenyl)azanediyl)diethanol; 2-[4-[bis(2-hydroxyethyl)amino]-2-nitroanilino]ethanol
| Regulatory & Food Contact | CIR / INCI: Cosmetic ingredients (HC Blue No. 2) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Hair dyeing |
|---|---|
| GHS notification summary | 0.9% (1 / 116) |
| GHS notification summary | 0.9% (1 / 116) |
|---|---|
| Reported hazard statements | H315 (50%), H317 (40.5%), H319 (50%), H335 (49.1%), H412 (18.1%) |
This chemical does not meet GHS hazard criteria for 0.9% (1 of 116) of reports.
H315 (50%): Causes skin irritation [Warning Skin corrosion/irritation]
2,2'-(4-(2-hydroxyethylamino)-3-nitro-phenylimino) · CAS 33229-34-4 · C12H19N3O5. UNII 6C0EL1931V. Melting Point: 182 to 194 °F (NTP, 1992); Melting Point: 93-98 °C (98% pure); LogP: Log P= 1.7.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: HC蓝2