Reactive Blue 25 (CAS 93951-21-4) — formula C27H23N5Na4O20S6, molecular weight 1021.9; category dyes and pigments.
Reactive Blue 25 (CAS 93951-21-4) is a dyes and pigments. Its molecular formula C27H23N5Na4O20S6 comprises 27 C, 23 H, 5 N, 4 Na, 20 O, 6 S atoms. Its molecular weight is about 1021.9. Dyes and pigments impart color to textiles, plastics, coatings and inks, with attention to fastness, dispersibility and application process. Applied in textile dyeing, plastic coloring, inks and coatings, paper and leather processing. 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 | 93951-21-4 |
|---|---|
| Molecular Formula | C27H23N5Na4O20S6 |
| Molecular Weight | 1021.9 |
| Applications | Dye, U.S. Production: 2023: 29, Textiles, apparel, and leather manufacturing, 7-Naphthalenedisulfonic acid |
| Category | Dyes & Pigments |
Documented applications: Dye, U.S. Production: 2023: 29, Textiles, apparel, and leather manufacturing, 7-Naphthalenedisulfonic acid.
Reactive Blue 25 is a colorant or pigment compound with CAS registry number 93951-21-4 and molecular formula C27H23N5Na4O20S6 (molecular weight 1021.9), belonging to the dyes and pigments segment of chemical raw materials.
CAS number: 93951-21-4
Its molecular formula C27H23N5Na4O20S6 comprises 27 C, 23 H, 5 N, 4 Na, 20 O, 6 S atoms.
Also known as: Reactive Blue 25 · 活性蓝25 · tetrasodium 4-amino-5-hydroxy-6-[[2-methoxy-5-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2,7-disulphonate
Category: dyes and pigments
The CAS registry number of Reactive Blue 25 is 93951-21-4.
Molecular formula C27H23N5Na4O20S6, molecular weight 1021.9.
It is also registered under: Reactive Blue 25, 活性蓝25, tetrasodium 4-amino-5-hydroxy-6-[[2-methoxy-5-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2,7-disulphonate.
Recorded applications: Dye, U.S. Production: 2023: 29, Textiles, apparel, and leather manufacturing, 7-Naphthalenedisulfonic acid.
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 Reactive Blue 25 (CAS 93951-21-4), compiled from public chemistry databases.
| CAS Number | 93951-21-4 |
|---|---|
| PubChem CID | 135666633 |
| Molecular Formula | C27H23N5Na4O20S6 |
| IUPAC Name | tetrasodium;5-amino-4-hydroxy-3-[[2-methoxy-5-(2-sulfonatooxyethylsulfonyl)phenyl]diazenyl]-6-[[4-(2-sulfonatooxyethylsulfonyl)phenyl]diazenyl]naphthalene-2,7-disulfonate |
| UNII (FDA) | NS00064430 |
| Molecular Weight | 1021.9 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 25 |
| Rotatable Bond Count | 13 |
| Exact Mass | 1020.8851423 |
| Monoisotopic Mass | 1020.8851423 |
| Topological Polar Surface Area | 471 |
| Heavy Atom Count | 62 |
EINECS 300-644-5; 93951-21-4; DTXSID30890431; EC 300-644-5; RefChem:83505; DTXCID101079411; C.I. Reactive Blue 250; VPXBRNMQOUKIMZ-BKYDQJEUSA-J; NS00064430
| GHS notifications | 23.2% (13 / 56) |
|---|
| GHS notifications | 23.2% (13 / 56) |
|---|---|
| Notified hazard statements | H317 (76.8%), H334 (76.8%) |
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 活性蓝25