4-氯-2,5-二甲氧基苯胺
Cas#6358-64-1, contents: 98%min
Used to synthesise organic pigments, such as pigment yellow 83, pigment yellow 97, pigment yellow 176, pigment red 146, pigment red 181, pigment red 184,
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巴比妥酸 |
Cas#67-52-7, contents: 99%min
Used to synthesise barbital, VB12 and pigments, such as yellow 139, 150, 185, orange64, 69 and red260 |
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DSD ACID |
CAS - No: 81-11-8
Formula: C14H14N2O6S2
Molecular Weight: 370.4
Appearance: Light yellow powder
Specifications:
Amino Value: Min. 95%.
Insolu... |
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乙酰丁二酸二甲酯 |
Cas: #10420-33-4, contents: 99%min
Used to synthesise food colors and tobacco essence |
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4, 4'-Dinitro Stilbene-2, 2'-Disulfonic Acid |
Cas#128-42-7, contents: 80%min
Used to be dyes intermediates, such as DSD ACID. |
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5-羟甲基噻唑 |
Cas#38585-74-9, contents: 99%min
Used to synthesise drug inteemediate. |
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