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Roopdhara Industries has been delivering quality dyes intermediate in some of the world's largest and most quality conscious markets for nearly two decades.

Our group company Raj-chem is mainly in import. We import raw materials for our products which we manufacture and export.

Roopdhara Industries as a reputed organization engaged in the manufacturing & export of dye intermediate.

1,3 SPMP
Chemical Name :: 1,3 Sulpho Phenyl 3Methyl 5Pyrazolone	Structure
Cas No. :: 89-29-2
Mol Wt. :: 253.28
Mol. Formula :: C₁₀H₁₁N₃O₃S
1,4 SPMP
Chemical Name :: 1,4 Sulpho Phenyl 3Methyl Pyrazolone	Structure
Cas No. :: 89-36-1
Mol Wt. :: 254.2
Mol. Formula :: C₁₀H₁₀N₂O₄S
SPCP
Chemical Name :: 1(4Sulfo) Phenyl 3Carboxy 5Pyrazolone	Structure
Cas No. :: 118-47-8
Mol Wt. :: 284
Mol. Formula :: C₁₀H₈N₂O₆S
DASA
Chemical Name :: 4,4 Diamino Benz Sulphanilide	Structure
Cas No. :: 16803-97-7
Mol Wt. :: 263
Mol. Formula :: C₁₂H₁₃N₃O₂S
PAOSA
Chemical Name :: Para Anisidine Ortho Sulphonic Acid	Structure
Cas No. :: 13244-33-2
Mol Wt. :: 203.2
Mol. Formula :: C₇H₉NO₄S
OAPSA
Chemical Name :: Ortho Anisidine Para Sulphonic Acid	Structure
Cas No. :: 98-42-0
Mol Wt. :: 203.2
Mol. Formula :: C₇H₉NO₄S

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