Fast Scarlet RC Base CAS 27165-17-9 | Dye Intermediates
Fast Scarlet RC Base (CAS 27165-17-9, EINECS 248-282-6, molecular formula C7H6N3O3, molecular weight 180.14) is a dye intermediate product. Azoic diazo component (developer): couples with Naphthol AS and related couplers to give bright scarlet and peach shades, mainly for cotton dyeing, and also for viscose, silk, polyamide and diacetate fibers and cotton printing; strong coupling ability with medium coupling speed; also used as a dye and organic pigment intermediate.
I. Basic Product Information
| Chinese Name | 大红色基RC |
| English Name | Fast Scarlet RC Base |
| Aliases / Synonyms | Fast Scarlet RC Base; 2-Methoxy-5-nitrobenzenediazonium; Azoic Diazo 13; C.I. 37130 |
| CAS Registry No. | 27165-17-9 |
| EINECS No. | 248-282-6 |
| Molecular Formula | C7H6N3O3 |
| Molecular Weight | 180.14 |
| SMILES | C1([N+]#N)C=C(C=CC=1OC)[N+]([O-])=O |
| InChIKey | BUADGGPZZZMHBR-UHFFFAOYSA-N |
| IUPAC Name | 2-methoxy-5-nitrobenzenediazonium |
| Suggested HS Code | 2927.00 (diazo compounds) |
II. Technical Specifications & Supply Information
| Appearance | Beige-gray to light gray powder |
| Assay / Purity | ≥89.0% (moist/dry form, as per COA) |
| Grade | Industrial Grade |
| Packing | 25 kg fiber drum / woven bag (with inner PE liner) |
| Storage Conditions | Store sealed, protected from light, in a dry and ventilated place, away from fire, heat sources and strong oxidizers |
| Documents Provided | COA and MSDS |
III. Applications
Azoic diazo component (developer): couples with Naphthol AS and related couplers to give bright scarlet and peach shades, mainly for cotton dyeing, and also for viscose, silk, polyamide and diacetate fibers and cotton printing; strong coupling ability with medium coupling speed; also used as a dye and organic pigment intermediate.
IV. Quality & Supply Assurance
1. Stable batch-to-batch quality, with batch-by-batch inspection before shipment; a COA is provided with each delivery;
2. Standard grades held in stock for fast delivery; bulk custom packing and long-term agreement supply supported;
3. Samples available on request to support incoming-material verification;
4. Our product line covers dye, pharmaceutical, agrochemical and organic pigment intermediates — a one-stop source for multi-category raw materials.
V. Frequently Asked Questions (FAQ)
Q: What are the CAS number and molecular formula of Fast Scarlet RC Base?
A: Fast Scarlet RC Base has CAS registry number 27165-17-9, molecular formula C7H6N3O3 and molecular weight 180.14.
Q: What are the main uses and applications of Fast Scarlet RC Base?
A: Azoic diazo component (developer): couples with Naphthol AS and related couplers to give bright scarlet and peach shades, mainly for cotton dyeing, and also for viscose, silk, polyamide and diacetate fibers and cotton printing; strong coupling ability with medium coupling speed; also used as a dye and organic pigment intermediate.
Q: What are the standard purity and grade of Fast Scarlet RC Base?
A: Standard supply purity ≥89.0% (moist/dry form, as per COA), grade Industrial Grade; custom assay and special specifications available on request.
Q: What are the packing specifications and minimum order quantity (MOQ) of Fast Scarlet RC Base?
A: Standard packing: 25 kg fiber drum / woven bag (with inner PE liner). MOQ and freight per actual quotation; small-packing samples and bulk customization supported.
Q: Do you provide inspection reports and samples?
A: A COA and MSDS are provided with each shipment; samples available on request.
Q: How should Fast Scarlet RC Base be stored and transported?
A: Azoic diazo component (developer): couples with Naphthol AS and related couplers to give bright scarlet and peach shades, mainly for cotton dyeing, and also for viscose, silk, polyamide and diacetate fibers and cotton printing; strong coupling ability with medium coupling speed; also used as a dye and organic pigment intermediate.
VI. Keywords
Fast Scarlet RC Base, Fast Scarlet RC Base, 2-Methoxy-5-nitrobenzenediazonium, Azoic Diazo 13, C.I. 37130, 27165-17-9, Dye Intermediates
关键字： Fast Scarlet RC Base;27165-17-9;248-282-6;Azoic Dyes;Azoic Diazo 13