3,3'-DIMETHYLNAPHTHIDINE
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- $23 - $1571
- Product name: 3,3'-DIMETHYLNAPHTHIDINE
- CAS: 13138-48-2
- MF: C22H20N2
- MW: 312.41
- EINECS:236-069-0
- MDL Number:MFCD00042706
- Synonyms:3,3-Dimethylnaphthidine (for colorimetric detemination of Cl in water);1,1-Binaphthalene-4,4-diamine, 3,3-dimethyl-;4 4-DIAMINO-3 3-DIMETHYL-1,1-BINAPHTHYL 98%;3,3-DIMETHYLNAPHTHIDINE [FOR COLORIMETRIC DETERMINATION OF CL IN WATER] 97+%;3,3-DIMETHYLNAPHTHIDINE METAL (PM) INDICATOR;3 3-DIMETHYLNAPHTHIDINE 98%;3,3'-Dimethylnaphthidine [for Colorimetric Determination of Cl in Water];3 3'-DIMETHYLNAPHTHIDINE REDOX IND. &
33 prices
Selected condition：
Brand
- aablocks
- Activate Scientific
- AHH
- AK Scientific
- Alichem
- Ambeed
- American Custom Chemicals Corporation
- Chemenu
- Chem-Impex
- Crysdot
- Matrix Scientific
- Sigma-Aldrich
- TCI Chemical
- TRC
Package
- 5MG
- 50mg
- 100mg
- 250mg
- 1.00g
- 1g
- 5.00g
- 5g
- 25.00g
- 25g
- Manufactureraablocks
- Product numberAA000W00
- Product description3,3-Dimethyl-[1,1'-binaphthalene]-4,4(3H)-diamine 97%
- Packaging5g
- Price$233
- Updated2026-05-25
- Buy
- Manufactureraablocks
- Product numberAA000W00
- Product description3,3-Dimethyl-[1,1'-binaphthalene]-4,4(3H)-diamine 97%
- Packaging1g
- Price$59
- Updated2026-05-25
- Buy
- Manufactureraablocks
- Product numberAA000W00
- Product description3,3-Dimethyl-[1,1'-binaphthalene]-4,4(3H)-diamine 97%
- Packaging250mg
- Price$23
- Updated2026-05-25
- Buy
- ManufacturerActivate Scientific
- Product numberAS186181
- Product description3,3''-Dimethyl-[1,1''-binaphthalene]-4,4''-diamine 97%
- Packaging1g
- Price$134
- Updated2026-06-04
- Buy
- ManufacturerActivate Scientific
- Product numberAS186181
- Product description3,3''-Dimethyl-[1,1''-binaphthalene]-4,4''-diamine 97%
- Packaging5g
- Price$486
- Updated2026-06-04
- Buy
- ManufacturerActivate Scientific
- Product numberAS186181
- Product description3,3''-Dimethyl-[1,1''-binaphthalene]-4,4''-diamine 97%
- Packaging25g
- Price$1571
- Updated2026-06-04
- Buy
- ManufacturerAHH
- Product numberMT-10543
- Product description3,3'-Dimethyl-(1,1'-binaphthalene)-4,4'-diamine 97%
- Packaging5g
- Price$798
- Updated2021-12-16
- Buy
- ManufacturerAHH
- Product numberMT-10543
- Product description3,3'-Dimethyl-(1,1'-binaphthalene)-4,4'-diamine 97%
- Packaging5g
- Price$798
- Updated2026-05-25
- Buy
- ManufacturerAHH
- Product numberMT-10543
- Product description3,3'-Dimethyl-(1,1'-binaphthalene)-4,4'-diamine 97%
- Packaging5g
- Price$798
- Updated2026-05-26
- Buy
- ManufacturerAK Scientific
- Product number6640AF
- Product description3,3'-Dimethylnaphthidine
- Packaging5g
- Price$1211
- Updated2021-12-16
- Buy
- ManufacturerAK Scientific
- Product number6640AF
- Product description3,3'-Dimethylnaphthidine
- Packaging1g
- Price$394
- Updated2021-12-16
- Buy
- ManufacturerAlichem
- Product number13138482
- Product description3,3-Dimethyl-[1,1'-binaphthalene]-4,4(3H)-diamine
- Packaging5g
- Price$758.08
- Updated2021-12-16
- Buy
- ManufacturerAmbeed
- Product numberA1464424
- Product description3,3'-Dimethyl-[1,1'-binaphthalene]-4,4'-diamine 97%
- Packaging25g
- Price$1067
- Updated2021-12-16
- Buy
- ManufacturerAmbeed
- Product numberA1464424
- Product description3,3'-Dimethyl-[1,1'-binaphthalene]-4,4'-diamine 97%
- Packaging5g
- Price$267
- Updated2021-12-16
- Buy
- ManufacturerAmbeed
- Product numberA1464424
- Product description3,3'-Dimethyl-[1,1'-binaphthalene]-4,4'-diamine 97%
- Packaging250mg
- Price$25
- Updated2021-12-16
- Buy
- ManufacturerAmbeed
- Product numberA1464424
- Product description3,3'-Dimethyl-[1,1'-binaphthalene]-4,4'-diamine 97%
- Packaging1g
- Price$67
- Updated2021-12-16
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| aablocks | AA000W00 | 3,3-Dimethyl-[1,1'-binaphthalene]-4,4(3H)-diamine 97% | 5g | $233 | 2026-05-25 | Buy |
| aablocks | AA000W00 | 3,3-Dimethyl-[1,1'-binaphthalene]-4,4(3H)-diamine 97% | 1g | $59 | 2026-05-25 | Buy |
| aablocks | AA000W00 | 3,3-Dimethyl-[1,1'-binaphthalene]-4,4(3H)-diamine 97% | 250mg | $23 | 2026-05-25 | Buy |
| Activate Scientific | AS186181 | 3,3''-Dimethyl-[1,1''-binaphthalene]-4,4''-diamine 97% | 1g | $134 | 2026-06-04 | Buy |
| Activate Scientific | AS186181 | 3,3''-Dimethyl-[1,1''-binaphthalene]-4,4''-diamine 97% | 5g | $486 | 2026-06-04 | Buy |
| Activate Scientific | AS186181 | 3,3''-Dimethyl-[1,1''-binaphthalene]-4,4''-diamine 97% | 25g | $1571 | 2026-06-04 | Buy |
| AHH | MT-10543 | 3,3'-Dimethyl-(1,1'-binaphthalene)-4,4'-diamine 97% | 5g | $798 | 2021-12-16 | Buy |
| AHH | MT-10543 | 3,3'-Dimethyl-(1,1'-binaphthalene)-4,4'-diamine 97% | 5g | $798 | 2026-05-25 | Buy |
| AHH | MT-10543 | 3,3'-Dimethyl-(1,1'-binaphthalene)-4,4'-diamine 97% | 5g | $798 | 2026-05-26 | Buy |
| AK Scientific | 6640AF | 3,3'-Dimethylnaphthidine | 5g | $1211 | 2021-12-16 | Buy |
| AK Scientific | 6640AF | 3,3'-Dimethylnaphthidine | 1g | $394 | 2021-12-16 | Buy |
| Alichem | 13138482 | 3,3-Dimethyl-[1,1'-binaphthalene]-4,4(3H)-diamine | 5g | $758.08 | 2021-12-16 | Buy |
| Ambeed | A1464424 | 3,3'-Dimethyl-[1,1'-binaphthalene]-4,4'-diamine 97% | 25g | $1067 | 2021-12-16 | Buy |
| Ambeed | A1464424 | 3,3'-Dimethyl-[1,1'-binaphthalene]-4,4'-diamine 97% | 5g | $267 | 2021-12-16 | Buy |
| Ambeed | A1464424 | 3,3'-Dimethyl-[1,1'-binaphthalene]-4,4'-diamine 97% | 250mg | $25 | 2021-12-16 | Buy |
| Ambeed | A1464424 | 3,3'-Dimethyl-[1,1'-binaphthalene]-4,4'-diamine 97% | 1g | $67 | 2021-12-16 | Buy |
Properties
Melting point :232 °C
Boiling point :479.3±40.0 °C(Predicted)
Density :1.201±0.06 g/cm3(Predicted)
bulk density :380kg/m3
storage temp. :Store below +30°C.
Water Solubility :Slightly soluble in water
form :powder to crystal
pka :4.79±0.10(Predicted)
color :White to Gray to Brown
BRN :2152306
InChI :InChI=1S/C22H20N2/c1-13-11-19(15-7-3-5-9-17(15)21(13)23)20-12-14(2)22(24)18-10-6-4-8-16(18)20/h3-12H,23-24H2,1-2H3
InChIKey :FTEGMIZQLGXBNA-UHFFFAOYSA-N
SMILES :C1(C2=C3C(C=CC=C3)=C(N)C(C)=C2)=C2C(C=CC=C2)=C(N)C(C)=C1
CAS DataBase Reference :13138-48-2(CAS DataBase Reference)
Boiling point :479.3±40.0 °C(Predicted)
Density :1.201±0.06 g/cm3(Predicted)
bulk density :380kg/m3
storage temp. :Store below +30°C.
Water Solubility :Slightly soluble in water
form :powder to crystal
pka :4.79±0.10(Predicted)
color :White to Gray to Brown
BRN :2152306
InChI :InChI=1S/C22H20N2/c1-13-11-19(15-7-3-5-9-17(15)21(13)23)20-12-14(2)22(24)18-10-6-4-8-16(18)20/h3-12H,23-24H2,1-2H3
InChIKey :FTEGMIZQLGXBNA-UHFFFAOYSA-N
SMILES :C1(C2=C3C(C=CC=C3)=C(N)C(C)=C2)=C2C(C=CC=C2)=C(N)C(C)=C1
CAS DataBase Reference :13138-48-2(CAS DataBase Reference)
Safety Information
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| Signal word: | Warning | |||||||||||||||||||||
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Description
3, 3-Dimethylnaphthidine is a polycyclic aromatic hydrocarbon, being one kind of dimethylnaphthidine isomers. It is a useful indicator for metal titration (for example, the titration of aluminum using EDTA method, determination of vanadium). It has also been used for the photometric determination of small amount of oxygen as well as chlorine in water.More related product prices
1,3-DIMETHYLNAPHTHALENE 1-PHENYLNAPHTHALENE 3,3'-DIMETHYLNAPHTHIDINE 1,1'-BINAPHTHYL 2246-44-8Related product price
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Suppliers and manufacturers
City Chemical LLC
BOC Sciences
Alchem Pharmtech,Inc.
CONIER CHEM AND PHARMA LIMITED
Antai Fine Chemical Technology Co.,Limited
Shanghai Daeyeon Chemicals Co., Ltd
Suzhou Laing Biotechnology Co.,Ltd
SUZHOU SENFEIDA CHEMICAL CO.,LTD
HANGZHOU LEAP CHEM CO., LTD.
Jilin Chinese Academy of Sciences-yanshen Technology