Indigo (CAS 482-89-3) — formula C16H10N2O2, molecular weight 262.07 g/mol; category dyes and pigments.
Indigo (CAS 482-89-3) is a chemical raw material in the dyes and pigments category. Its molecular formula C16H10N2O2 comprises 16 C, 10 H, 2 N, 2 O atoms. Its molecular weight is about 262.07 g/mol. 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 | 482-89-3 |
|---|---|
| Molecular Formula | C16H10N2O2 |
| Molecular Weight | 262.07 g/mol |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Applications | 典型应用领域：食品着色。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥, 密封保存, 开封后尽快使用。样品 10~100g 或 100~500g |
| Category | Coloring Agents |
Documented applications: 典型应用领域：食品着色。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥, 密封保存, 开封后尽快使用。样品 10~100g 或 100~500g.
Indigo is a colorant or pigment compound with CAS registry number 482-89-3 and molecular formula C16H10N2O2 (molecular weight 262.07 g/mol), belonging to the dyes and pigments segment of chemical raw materials.
CAS number: 482-89-3
Its molecular formula C16H10N2O2 comprises 16 C, 10 H, 2 N, 2 O atoms.
Also known as: Indigo · 靛蓝
Category: dyes and pigments
The CAS registry number of Indigo is 482-89-3.
Molecular formula C16H10N2O2, molecular weight 262.07 g/mol.
It is also registered under: Indigo, 靛蓝.
Recorded applications: 典型应用领域：食品着色。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥, 密封保存, 开封后尽快使用。样品 10~100g 或 100~500g.
Category: Coloring Agents.
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 Indigo (CAS 482-89-3), compiled from public chemistry databases.
| CAS Registry Number | 482-89-3 |
|---|---|
| PubChem CID | 135436515 |
| Molecular formula | C16H10N2O2 |
| Molecular weight | 262.07 g/mol |
| IUPAC name | sodium 2-(3-hydroxy-5-sulfo-1H-indol-2-yl)-3-oxoindole-5-sulfonic acid |
| InChIKey | COHYTHOBJLSHDF-BUHFOSPRSA-N |
| UNII (FDA) | 1G5BK41P4F |
| Molecular Weight | 445.4 |
|---|---|
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 9 |
| Rotatable Bond Count | 3 |
| Exact Mass | 444.97762691 |
| Monoisotopic Mass | 444.97762691 |
| Topological Polar Surface Area | 191 |
| Heavy Atom Count | 29 |
FD&C Blue 2; Indigokarmin; LBlau 2; Sanei Indigo Carmine; RefChem:598822; Disodium 5,5'disulfoindigo; Sodium indigo5,5'bisulfonate; Disodium indigo5,5disulfonate; Sodium 5,5'indigotindisulfonate; 2,3dihydro3oxo1Hindole5sulfonate; Dinatrium indigolin5,5'disulfonat; Disodium 5,5'indigotin disulfonate; Indigotin5,5'disulfonic acid disodium salt; Disodium salt of 1indigotinS,S'disulfonic acid; Disodium salt of 1indigotinS,S'disulphonic acid; Disodium 2(1,3dihydro3oxo5sulfo2Hindol2ylidene)
Indigo is identified by CAS 482-89-3, molecular formula C16H10N2O2 and molecular weight 262.07 g/mol. UNII 1G5BK41P4F; InChIKey COHYTHOBJLSHDF-BUHFOSPRSA-N.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 靛蓝