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CHROMOTROPE 2R

Basic information Safety Supplier Related

CHROMOTROPE 2R Basic information

Product Name:
CHROMOTROPE 2R
Synonyms:
  • CHROMOTRORE
  • Chromotrope 2R, pure
  • 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-(phenylazo)-, disodium salt
  • 2-(Phenylazo)chromotropic acid disodium salt, Acid Red29
  • C.I.Mordant Blue 80
  • Chromotrope N-2R
  • Chromotrop 2 R, C.I. 16570, for complexometry
  • Acid phloxin GR
CAS:
4197-07-3
MF:
C16H10N2Na2O8S2
MW:
468.37
EINECS:
224-085-0
Mol File:
4197-07-3.mol
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CHROMOTROPE 2R Chemical Properties

storage temp. 
Store at RT.
Colour Index 
16570
form 
Crystalline Powder
color 
Reddish-brown
Water Solubility 
Soluble in water (1 mg/ml).
Stability:
Stable. Incompatible with strong oxidizing agents.
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Safety Information

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36
WGK Germany 
3
RTECS 
QJ6418000
HS Code 
32041200

MSDS

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CHROMOTROPE 2R Usage And Synthesis

Chemical Properties

dark brown powder

Uses

Suitable for modified Gomori Trichrome stain

Definition

ChEBI: An organic sodium salt that is the disodium salt of 4,5-dihydroxy-3-(phenyldiazenyl)naphthalene-2,7-disulfonic acid. It is used as the plasma stain in trichrome techniques.

CHROMOTROPE 2R Preparation Products And Raw materials

Raw materials

CHROMOTROPE 2RSupplier

ShangHai LanJi Science and Technology Development Co., Ltd. Gold
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liujun@lanji.cn
J & K SCIENTIFIC LTD.
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010-82848833- ;010-82848833-
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Meryer (Shanghai) Chemical Technology Co., Ltd.
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21-61259100-
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Alfa Aesar
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400-610-6006; 021-67582000
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TCI (Shanghai) Development Co., Ltd.
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021-67121386 / 800-988-0390
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Sales-CN@TCIchemicals.com