C.I. Acid Brown 355 (CAS 60181-77-3) — formula C11H11NO2S, molecular weight 221.28; category dyes and pigments.
C.I. Acid Brown 355 (CAS 60181-77-3) is a dyes and pigments. Its molecular formula C11H11NO2S comprises 11 C, 11 H, 1 N, 2 O, 1 S atoms. Its molecular weight is about 221.28. Reported physicochemical data: LogP about 2.6. 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 | 60181-77-3 |
|---|---|
| Molecular Formula | C11H11NO2S |
| Molecular Weight | 221.28 |
| LogP | 2.6 |
| Applications | plastic coloring, inks and coatings, paper and leather processing. As a sourcing and distribution partner we can help locate and compare this item across domestic and cross-border channels, with COA and compliance files provided before ordering |
| Category | Dyes & Pigments |
Documented applications: plastic coloring, inks and coatings, paper and leather processing. As a sourcing and distribution partner we can help locate and compare this item across domestic and cross-border channels, with COA and compliance files provided before ordering.
C.I. Acid Brown 355 is a colorant or pigment compound with CAS registry number 60181-77-3 and molecular formula C11H11NO2S (molecular weight 221.28), belonging to the dyes and pigments segment of chemical raw materials.
CAS number: 60181-77-3
Its molecular formula C11H11NO2S comprises 11 C, 11 H, 1 N, 2 O, 1 S atoms.
Also known as: C.I. Acid Brown 355 · C.I.酸性棕355
Category: dyes and pigments
The CAS registry number of C.I. Acid Brown 355 is 60181-77-3.
Molecular formula C11H11NO2S, molecular weight 221.28.
It is also registered under: C.I. Acid Brown 355, C.I.酸性棕355.
Recorded applications: plastic coloring, inks and coatings, paper and leather processing. As a sourcing and distribution partner we can help locate and compare this item across domestic and cross-border channels, with COA and compliance files provided before ordering.
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. Acid Brown 355 (CAS 60181-77-3), compiled from public chemistry databases.
| CAS Registry Number | 60181-77-3 |
|---|---|
| PubChem CID | 900051 |
| Molecular formula | C11H11NO2S |
| IUPAC name | 4,5-dimethyl-2-pyrrol-1-ylthiophene-3-carboxylic acid |
| UNII (FDA) | HMS1556O08 |
| Molecular Weight | 221.28 |
|---|---|
| XLogP3 | 2.6 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 2 |
| Exact Mass | 221.05104977 |
| Monoisotopic Mass | 221.05104977 |
| Topological Polar Surface Area | 70.5 |
| Heavy Atom Count | 15 |
26176-19-2; 4,5-dimethyl-2-(1H-pyrrol-1-yl)thiophene-3-carboxylic acid; DTXSID80358490; 60181-77-3; RefChem:285505; DTXCID00309545; 611-943-8; 861-043-6; 4,5-Dimethyl-2-pyrrol-1-yl-thiophene-3-carboxylic acid; 4,5-dimethyl-2-(1H-pyrrol-1-yl)-3-thiophenecarboxylic acid; 4,5-dimethyl-2-pyrrol-1-ylthiophene-3-carboxylic acid; MFCD00449912; 3-Thiophenecarboxylic acid, 4,5-dimethyl-2-(1H-pyrrol-1-yl)-; 4,5-dimethyl-2-pyrrolylthiophene-3-carboxylic acid; SMR000068076; Cambridge id 5373732
| Reported hazard statements | H302 (100%), H315 (100%), H319 (100%), H335 (100%) |
|---|
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
C.I. Acid Brown 355 · CAS 60181-77-3 · C11H11NO2S. UNII HMS1556O08.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: C.I.酸性棕355