C.I. Direct Blue 53 (CAS 6968-33-8) — formula C34H28N6O14S4, molecular weight 872.9; category dyes and pigments.
C.I. Direct Blue 53 (CAS 6968-33-8) is a chemical raw material in the dyes and pigments category. Its molecular formula C34H28N6O14S4 comprises 34 C, 28 H, 6 N, 14 O, 4 S atoms. Its molecular weight is about 872.9. Reported physicochemical data: LogP about 4.4. 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 | 6968-33-8 |
|---|---|
| Molecular Formula | C34H28N6O14S4 |
| Molecular Weight | 872.9 |
| LogP | 4.4 |
| Category | Dyes & Pigments |
C.I. Direct Blue 53 is a colorant or pigment compound with CAS registry number 6968-33-8 and molecular formula C34H28N6O14S4 (molecular weight 872.9), belonging to the dyes and pigments segment of chemical raw materials.
CAS number: 6968-33-8
Its molecular formula C34H28N6O14S4 comprises 34 C, 28 H, 6 N, 14 O, 4 S atoms.
Also known as: C.I. Direct Blue 53 · C.I.直接蓝53
Category: dyes and pigments
The CAS registry number of C.I. Direct Blue 53 is 6968-33-8.
Molecular formula C34H28N6O14S4, molecular weight 872.9.
It is also registered under: C.I. Direct Blue 53, C.I.直接蓝53.
Category: Dyes & Pigments.
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 C.I. Direct Blue 53 (CAS 6968-33-8), compiled from public chemistry databases.
| CAS Number | 6968-33-8 |
|---|---|
| PubChem CID | 3315 |
| Molecular Formula | C34H28N6O14S4 |
| IUPAC Name | 4-amino-6-[[4-[4-[(8-amino-1-hydroxy-5,7-disulfonaphthalen-2-yl)diazenyl]-3-methylphenyl]-2-methylphenyl]diazenyl]-5-hydroxynaphthalene-1,3-disulfonic acid |
| UNII (FDA) | D56DN867MV |
| Molecular Weight | 872.9 |
|---|---|
| XLogP3 | 4.4 |
| Hydrogen Bond Donor Count | 8 |
| Hydrogen Bond Acceptor Count | 20 |
| Rotatable Bond Count | 9 |
| Exact Mass | 872.05463428 |
| Monoisotopic Mass | 872.05463428 |
| Topological Polar Surface Area | 393 |
| Heavy Atom Count | 58 |
6968-33-8; RefChem:199023; Evans blue free acid; Azovan Blue; NSC-65849; D56DN867MV; UNII-D56DN867MV; Evans Blue (Tetrasodium salt); NSC65849; Diazobleu; Evablin; NSC 65849; C.I. Direct Blue 53 (Tetrasodium salt); Diamine Sky Blue FF; NSC8680; 1,3-Naphthalenedisulfonic acid, 6,6'-((3,3'-dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(4-amino-5-hydroxy-
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: C.I.直接蓝53