acid yellow 34 (C.I. 18890) (CAS 6359-90-6) — formula C16H12ClN4NaO4S, molecular weight 414.8; category dyes and pigments.
acid yellow 34 (C.I. 18890) (CAS 6359-90-6) is a chemical raw material in the dyes and pigments category. Its molecular formula C16H12ClN4NaO4S comprises 16 C, 12 H, 1 Cl, 4 N, 1 Na, 4 O, 1 S atoms. Its molecular weight is about 414.8. 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 | 6359-90-6 |
|---|---|
| Molecular Formula | C16H12ClN4NaO4S |
| Molecular Weight | 414.8 |
| Applications | Benzenesulfonic acid, 4-chloro-3-[4, 5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl], sodium salt (1:1): ACTIVE |
| Category | Dyes & Pigments |
Documented applications: Benzenesulfonic acid, 4-chloro-3-[4, 5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl], sodium salt (1:1): ACTIVE.
acid yellow 34 (C.I. 18890) is a colorant or pigment compound with CAS registry number 6359-90-6 and molecular formula C16H12ClN4NaO4S (molecular weight 414.8), belonging to the dyes and pigments segment of chemical raw materials.
CAS number: 6359-90-6
Its molecular formula C16H12ClN4NaO4S comprises 16 C, 12 H, 1 Cl, 4 N, 1 Na, 4 O, 1 S atoms.
Also known as: acid yellow 34 (C.I. 18890) · 酸性黄 34 (C.I. 18890)
Category: dyes and pigments
The CAS registry number of acid yellow 34 (C.I. 18890) is 6359-90-6.
Molecular formula C16H12ClN4NaO4S, molecular weight 414.8.
It is also registered under: acid yellow 34 (C.I. 18890), 酸性黄 34 (C.I. 18890).
Recorded applications: Benzenesulfonic acid, 4-chloro-3-[4, 5-dihydro-3-methyl-5-oxo-4-(2-phenyldiazenyl)-1H-pyrazol-1-yl], sodium salt (1:1): ACTIVE.
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 acid yellow 34 (C.I. 18890) (CAS 6359-90-6), compiled from public chemistry databases.
| CAS Registry Number | 6359-90-6 |
|---|---|
| PubChem CID | 23675737 |
| Molecular formula | C16H12ClN4NaO4S |
| IUPAC name | sodium 4-chloro-3-(3-methyl-5-oxo-4-phenyldiazenyl-4H-pyrazol-1-yl)benzenesulfonate |
| UNII (FDA) | NS00020218 |
| Molecular Weight | 414.8 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 4 |
| Exact Mass | 414.0165480 |
| Monoisotopic Mass | 414.0165480 |
| Topological Polar Surface Area | 123 |
| Heavy Atom Count | 27 |
C.I. Acid Yellow 34; Benzenesulfonic acid, 4-chloro-3-(4,5-dihydro-3-methyl-5-oxo-4-(phenylazo)-1H-pyrazol-1-yl)-, monosodium salt; Benzenesulfonic acid, 4-chloro-3-[4,5-dihydro-3-methyl-5-oxo-4-(phenylazo)-1H-pyrazol-1-yl]-, monosodium salt; RefChem:572187; 6359-90-6; Acid yellow 34; C.I. ACID YELLOW 34, MONOSODIUM SALT; DTXSID0041646; Fast Light Yellow D3GA; Amacid Light Yellow 3GL; ACID YELLOW 34 (C.I. 18890); C.I. 18890; Benzenesulfonic acid, 4-chloro-3-(4,5-dihydro-3-methyl-5-oxo-4-(phenylazo)-1H-pyrazol-1-yl)-, sodium salt; Benzenesulfonic acid, 4-chloro-3-[4,5-dihydro-3-methyl-5-oxo-4-(phenylazo)-1H-pyrazol-1-yl]-, sodium salt; UNII-63309FUU2Q; EINECS 228-813-8
| GHS notification summary | 100% (15 / 15) |
|---|
| GHS notification summary | 100% (15 / 15) |
|---|
This chemical does not meet GHS hazard criteria for 100% (15 of 15) of all reports.
Reported as not meeting GHS hazard criteria by 15 of 15 companies. For more detailed information, please visit ECHA C&L website.
acid yellow 34 (C.I. 18890) · CAS 6359-90-6 · C16H12ClN4NaO4S. UNII NS00020218.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 酸性黄 34 (C.I. 18890)