Verified Supplier | Nanjing Xiangshengta...

Nanjing Xiangshengtai Industry Co., Ltd.

China (Mainland) | Trading Company | Contact Details
Established 2010
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Quick Details

  • CAS No.: 496-72-0;2687-25-4
  • Other Names: OTDA
  • MF: C7H10N2
  • Place of Origin: Texas, United States
  • Grade Standard: Industrial Grade
  • Purity: 99%
  • Appearance: Light grey
  • Application: chemical intermediate
  • Brand Name: XST
  • Model Number: XST-G005
  • UN NO.: 3077

Packaging & Delivery

Packaging Details: 200 kgs/ drum
Delivery Detail: within 2 weeks after confirmation of the order


Name: OTD, OTDA, Ortho Toluenediamine
3,4-Toluenediamine: CAS:496-72-0 60%
2,3-Toluenediamine: CAS:2687-25-4 40%

1.  Chemical Name:   OTD, OTDA, Ortho Toluenediamine 

2.  UN NO.:  3077
3.  Normalized Isomer ration: 

3,4-Toluenediamine: CAS:496-72-0        60%
2,3-Toluenediamine: CAS:2687-25-4      40%

4.  Molecular formula: C7H10N2   Molecular Weight: 122

5.   Properties: It is light grey solid and very unstable at normal temperature so that its color can change quickly.

6.   Ignition point:62.78°C, flash point:157.22°C, spontaneous:540°C.

It is soluble in water, benzene, chloroform, ethyl acetate and alcoho,etc. It has irritated feel to skin.

7.  Quality index: Inspection Item 

Appearance       light gyey

Purity (%)            ≥99.5 

Melting point(°C)     60 -62

Moisture(%)         ≤0.20

Density(24°C)        1.05

PH scope             11.5-12.0
8.   Uses: It is used as chemical intermediate in order to corrosion inhibitor tolyltriazole, antioxidant MMB etc.
OTD as a polyether initiator made the polyether, The foam being made of this polyether have uniformity , meticulous properties, and no contraction. It can improve the foam’s performance of heat insulation and it’s the measurement of low-temperature performance. Besides. polyether which is made of OTD have better compatibility with cyclopentane.
It can substitute for o-phenylenediamine,and can be used many other fields such as epoxy resin curing, inimer formed, cross-linked of polymer.
9.   Packing: 200 kgs/drum, as customer's required

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