Direct fast yellow 5GL (CAS 10190-68-8)

Chinese name: 直接耐晒嫩黄5GL

Direct fast yellow 5GL is registered under CAS 10190-68-8. Molecular formula: C25H20N4Na2O9S3. Approximate molecular weight: 632.61. SKYSEVEN Chemical provides industrial chemical sourcing support and free CAS tools for global B2B buyers.

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Physical & identity data

CAS Number	10190-68-8
English name	Direct fast yellow 5GL
Chinese name	直接耐晒嫩黄5GL
Molecular formula	C25H20N4Na2O9S3
Molecular weight	632.61
Density	1.59g/cm3
Refractive index	1.71
Water solubility	产品用途
HS code (ref.)	3204140000

Applications (reference)

主要用于粘胶和棉织物的染色和印花，染色后用固色剂M处理，色光绿转暗、用固色剂Y处理或脲醛树脂整理，色光基苯不变。经脲醛树脂整理，对湿处理牢度有提高，不必另行固色处理。该品还可用于蚕丝、羊毛、锦比和维纶和染色。染丝、毛加无明粉和乙酸，染锦纶加甲酸。 该品与直接耐晒黄6GS的色光很接近，可以代用。该品常与直接耐晒翠蓝GL拼混直接耐晒果绿，作为商品染料供应。

Related products at SKYSEVEN Chemical

No on-catalog product linked yet. Contact sales with CAS 10190-68-8 for availability.

Authority references

• PubChem
• NIST Chemistry WebBook
• CAS Common Chemistry

FAQ

What is CAS 10190-68-8?

Direct fast yellow 5GL is identified by CAS Registry Number 10190-68-8. Molecular formula: C25H20N4Na2O9S3. SKYSEVEN Chemical provides industrial chemical supply and free CAS lookup tools.

Where can I buy Direct fast yellow 5GL?

Request a quote on cnchemshop.com. SKYSEVEN Chemical supplies industrial grades with COA/SDS on request for export orders.

How do I verify CAS 10190-68-8 data?

Cross-check PubChem / NIST / CAS Common Chemistry, and use our free CAS lookup tool. Always match CAS on COA and invoice.

Data is for informational reference only. Verify lot-specific values with COA/SDS. Not for medical advice.