Brown HT (CAS 4553-89-3) — formula C27H18N4Na2O9S2, molecular weight 652.6; category dyes and pigments.
Brown HT (CAS 4553-89-3) is a chemical raw material in the dyes and pigments category. Its molecular formula C27H18N4Na2O9S2 comprises 27 C, 18 H, 4 N, 2 Na, 9 O, 2 S atoms. Its molecular weight is about 652.6. 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 | 4553-89-3 |
|---|---|
| Molecular Formula | C27H18N4Na2O9S2 |
| Molecular Weight | 652.6 |
| Category | Colorants|Food Additives |
Brown HT is a colorant or pigment compound with CAS registry number 4553-89-3 and molecular formula C27H18N4Na2O9S2 (molecular weight 652.6), belonging to the dyes and pigments segment of chemical raw materials.
CAS number: 4553-89-3
Its molecular formula C27H18N4Na2O9S2 comprises 27 C, 18 H, 4 N, 2 Na, 9 O, 2 S atoms.
Also known as: Brown HT · 棕色HT · disodium 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(azo)]bisnaphthalene-1-sulphonate
Category: dyes and pigments / food additives
The CAS registry number of Brown HT is 4553-89-3.
Molecular formula C27H18N4Na2O9S2, molecular weight 652.6.
It is also registered under: Brown HT, 棕色HT, disodium 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(azo)]bisnaphthalene-1-sulphonate.
Category: Colorants / Food Additives.
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 Brown HT (CAS 4553-89-3), compiled from public chemistry databases.
| CAS Number | 4553-89-3 |
|---|---|
| PubChem CID | 20687 |
| Molecular Formula | C27H18N4Na2O9S2 |
| IUPAC Name | disodium;4-[2-[3-(hydroxymethyl)-4,6-dioxo-5-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]cyclohex-2-en-1-ylidene]hydrazinyl]naphthalene-1-sulfonate |
| Molecular Weight | 652.6 |
|---|---|
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 13 |
| Rotatable Bond Count | 5 |
| Exact Mass | 652.03105908 |
| Monoisotopic Mass | 652.03105908 |
| Topological Polar Surface Area | 234 |
| Heavy Atom Count | 44 |
4553-89-3; Brown HT; Disodium 4,4'-[[2,4-dihydroxy-5-(hydroxymethyl)-1,3-phenylene]bis(azo)]bisnaphthalene-1-sulphonate; Chocolate brown HT; Chocolate Brown HT (Technical Grade); 4353-89-3; Q424541
| Regulatory & food contact | COLOUR: Food Additives JECFA ADI: 0-1.5 mg/kg bw TRS 710-JECFA 28/16 FAS 12-JECFA 21/68 (1977) |
|---|---|
| GHS notifications | 100% (13 / 13) |
| GHS notifications | 100% (13 / 13) |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 巧克力棕HT