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ChemicalBook >> CAS DataBase List >> 2-Naphthylamine-5,7-disulfonic acid

2-Naphthylamine-5,7-disulfonic acid

2-Naphthylamine-5,7-disulfonic acid price.
  • $20 - $1560.25
  • Product name: 2-Naphthylamine-5,7-disulfonic acid
  • CAS: 118-33-2
  • MF: C10H9NO6S2
  • MW: 303.31
  • EINECS:204-246-1
  • MDL Number:MFCD00021513
  • Synonyms:2-naftylamin-5,7-disulfonansodny ;2-Naphthylamine-5,7-disulfonicaacid ;6-amino-1,3-naphthalenedisulfonic ;6-amino-3-naphthalenedisulfonicacid ;6-aminonaphthalene-1,3-disulphonicacid ;6-amino-naphthalene-3-disulfonicacid ;amino-iacid ;kyselinaamino-i
39 prices
Selected condition:
Brand
  • A2B
  • aablocks
  • ACHEMBLOCK
  • AK Scientific
  • American Custom Chemicals Corporation
  • Biosynth
  • BLDpharm
  • Matrix Scientific
  • TRC
  • Usbiological
Package
  • 100mg
  • 1g
  • 2g
  • 5g
  • 10g
  • 25g
  • 100G
  • ManufacturerA2B
  • Product numberAI11555
  • Product description6-Amino-1,3-naphthalenedisulfonic acid 95%
  • Packaging1g
  • Price$20
  • Updated2026-05-25
  • Buy
  • ManufacturerA2B
  • Product numberAI11555
  • Product description6-Amino-1,3-naphthalenedisulfonic acid 95%
  • Packaging5g
  • Price$45
  • Updated2026-05-25
  • Buy
  • ManufacturerA2B
  • Product numberAI11555
  • Product description6-Amino-1,3-naphthalenedisulfonic acid 95%
  • Packaging25g
  • Price$206
  • Updated2026-05-25
  • Buy
  • Manufactureraablocks
  • Product numberAA00HE9Z
  • Product description6-Amino-1,3-naphthalenedisulfonic acid 95%
  • Packaging25g
  • Price$250
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00HE9Z
  • Product description6-Amino-1,3-naphthalenedisulfonic acid 95%
  • Packaging5g
  • Price$55
  • Updated2026-05-29
  • Buy
  • Manufactureraablocks
  • Product numberAA00HE9Z
  • Product description6-Amino-1,3-naphthalenedisulfonic acid ≥97%
  • Packaging1g
  • Price$25
  • Updated2026-05-29
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  • ManufacturerACHEMBLOCK
  • Product numberX200563
  • Product description6-Aminonaphthalene-1,3-disulfonic acid 94%
  • Packaging25G
  • Price$170
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX200563
  • Product description6-Aminonaphthalene-1,3-disulfonic acid 94%
  • Packaging100G
  • Price$680
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product numberU257
  • Product description2-Aminonaphthalene-5,7-disulfonic acid 97%(HPLC)
  • Packaging5g
  • Price$515
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberU257
  • Product description2-Aminonaphthalene-5,7-disulfonicacid
  • Packaging5g
  • Price$374
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ93410
  • Product description2-Aminonaphthalene-5,7-disulfonic acid 95%
  • Packaging5g
  • Price$386
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberU257
  • Product description2-Aminonaphthalene-5,7-disulfonic acid 97%(HPLC)
  • Packaging25g
  • Price$1339
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ93410
  • Product description2-Aminonaphthalene-5,7-disulfonic acid 95%
  • Packaging1g
  • Price$186
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberU257
  • Product description2-Aminonaphthalene-5,7-disulfonic acid 97%(HPLC)
  • Packaging1g
  • Price$248
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ93410
  • Product description2-Aminonaphthalene-5,7-disulfonic acid 95%
  • Packaging25g
  • Price$1004
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberU257
  • Product description2-Aminonaphthalene-5,7-disulfonicacid
  • Packaging1g
  • Price$180
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
A2B AI11555 6-Amino-1,3-naphthalenedisulfonic acid 95% 1g $20 2026-05-25 Buy
A2B AI11555 6-Amino-1,3-naphthalenedisulfonic acid 95% 5g $45 2026-05-25 Buy
A2B AI11555 6-Amino-1,3-naphthalenedisulfonic acid 95% 25g $206 2026-05-25 Buy
aablocks AA00HE9Z 6-Amino-1,3-naphthalenedisulfonic acid 95% 25g $250 2026-05-29 Buy
aablocks AA00HE9Z 6-Amino-1,3-naphthalenedisulfonic acid 95% 5g $55 2026-05-29 Buy
aablocks AA00HE9Z 6-Amino-1,3-naphthalenedisulfonic acid ≥97% 1g $25 2026-05-29 Buy
ACHEMBLOCK X200563 6-Aminonaphthalene-1,3-disulfonic acid 94% 25G $170 2026-05-27 Buy
ACHEMBLOCK X200563 6-Aminonaphthalene-1,3-disulfonic acid 94% 100G $680 2026-05-27 Buy
AK Scientific U257 2-Aminonaphthalene-5,7-disulfonic acid 97%(HPLC) 5g $515 2026-06-04 Buy
AK Scientific U257 2-Aminonaphthalene-5,7-disulfonicacid 5g $374 2021-12-16 Buy
AK Scientific J93410 2-Aminonaphthalene-5,7-disulfonic acid 95% 5g $386 2026-06-04 Buy
AK Scientific U257 2-Aminonaphthalene-5,7-disulfonic acid 97%(HPLC) 25g $1339 2026-06-04 Buy
AK Scientific J93410 2-Aminonaphthalene-5,7-disulfonic acid 95% 1g $186 2026-06-04 Buy
AK Scientific U257 2-Aminonaphthalene-5,7-disulfonic acid 97%(HPLC) 1g $248 2026-06-04 Buy
AK Scientific J93410 2-Aminonaphthalene-5,7-disulfonic acid 95% 25g $1004 2026-06-04 Buy
AK Scientific U257 2-Aminonaphthalene-5,7-disulfonicacid 1g $180 2021-12-16 Buy

Properties

Boiling point :568.34℃[at 101 325 Pa]
Density :1.769±0.06 g/cm3(Predicted)
vapor pressure :0Pa at 25℃
storage temp. :2-8°C, protect from light
pka :-0.91±0.40(Predicted)
Appearance :Brown to breen Solid
Water Solubility :229g/L at 15℃
InChI :InChI=1S/C10H9NO6S2/c11-7-1-2-9-6(3-7)4-8(18(12,13)14)5-10(9)19(15,16)17/h1-5H,11H2,(H,12,13,14)(H,15,16,17)
InChIKey :KZCSUEYBKAPKNH-UHFFFAOYSA-N
SMILES :C1(S(O)(=O)=O)=C2C(C=C(N)C=C2)=CC(S(O)(=O)=O)=C1
LogP :-1.85
CAS DataBase Reference :118-33-2(CAS DataBase Reference)
EPA Substance Registry System :1,3-Naphthalenedisulfonic acid, 6-amino- (118-33-2)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

2-Naphthylamine-5,7-disulfonic acid is an intermediate for the preparation of J acid, bis-J acid, phenyl J acid and scarlet acid.

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