calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate (CAS 5281-09-4) — formula C18H12CaN2O6S, molecular weight 424.4; category organic chemicals.
calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate (CAS 5281-09-4) is a chemical raw material in the organic chemicals category. Its molecular formula C18H12CaN2O6S comprises 18 C, 12 H, 1 Ca, 2 N, 6 O, 1 S atoms. Its molecular weight is about 424.4. 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 | 5281-09-4 |
|---|---|
| Molecular Formula | C18H12CaN2O6S |
| Molecular Weight | 424.4 |
| Applications | Plastics, PUR, Polyolefin-II, PVC (soft), ABS, PVC (rigid) |
| Category | Organic Chemicals |
Documented applications: Plastics, PUR, Polyolefin-II, PVC (soft), ABS, PVC (rigid).
calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate is a carbon-based organic compound with CAS registry number 5281-09-4 and molecular formula C18H12CaN2O6S (molecular weight 424.4), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 5281-09-4
Its molecular formula C18H12CaN2O6S comprises 18 C, 12 H, 1 Ca, 2 N, 6 O, 1 S atoms.
Also known as: calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate · 3-羟基-4-[(4-甲基-2-磺基苯基)偶氮]-2-萘甲酸钙
Category: organic chemicals
The CAS registry number of calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate is 5281-09-4.
Molecular formula C18H12CaN2O6S, molecular weight 424.4.
It is also registered under: calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate, 3-羟基-4-[(4-甲基-2-磺基苯基)偶氮]-2-萘甲酸钙.
Recorded applications: Plastics, PUR, Polyolefin-II, PVC (soft), ABS, PVC (rigid).
Category: Organic Chemicals.
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 calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate (CAS 5281-09-4), compiled from public chemistry databases.
| CAS Number | 5281-09-4 |
|---|---|
| PubChem CID | 135423095 |
| Molecular Formula | C18H12CaN2O6S |
| IUPAC Name | calcium 2-[(3-carboxy-2-oxidonaphthalen-1-yl)diazenyl]-5-methylbenzenesulfonate |
| UNII (FDA) | ECW0LZ41X8 |
| Molecular Weight | 424.4 |
|---|---|
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 8 |
| Rotatable Bond Count | 3 |
| Exact Mass | 424.0041981 |
| Monoisotopic Mass | 424.0041981 |
| Topological Polar Surface Area | 151 |
| Heavy Atom Count | 28 |
| Color Additive Status | 74.1307 |
|---|---|
| Color Additive Status | 74.2307 |
| Color Additive Status | 82.1307 |
| Color Additive Status | 178.3297 |
Calcium 3-hydroxy-4-((4-methyl-2-sulphonatophenyl)azo)-2-naphthoate; 2-Naphthalenecarboxylic acid, 3-hydroxy-4-((4-methyl-2-sulfophenyl)azo)-, calcium salt (1:1); calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate; 2-Naphthalenecarboxylic acid, 3-hydroxy-4-[(4-methyl-2-sulfophenyl)azo]-, calcium salt (1:1); RefChem:476607; 5281-04-9; Lithol Rubin BCA; D&C Red No. 7; Brilliant Carmine 6B; DTXSID7027594; ECW0LZ41X8; Calcium 3-hydroxy-4-((4-methyl-2-sulfonatophenyl)diazenyl)-2-naphthoate; red 7; C.I. 15850:1; Calcium 3-hydroxy-4-(4-methyl-2-sulphonatophenyl)azo-2-naphthoate; Lithol Rubine BK
| GHS notifications | 90.4% (637 / 705) |
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| GHS notifications | 90.4% (637 / 705) |
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Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.