1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid

Modify Date: 2025-08-23 07:47:27

1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid structure	Common Name	1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid
	CAS Number	90-20-0	Molecular Weight	319.311
	Density	1.9±0.1 g/cm3	Boiling Point	N/A
	Molecular Formula	C₁₀H₉NO₇S₂	Melting Point	>300 °C(lit.)
	MSDS	N/A	Flash Point	N/A

Name	1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid
Synonym	More Synonyms

Density	1.9±0.1 g/cm3
Melting Point	>300 °C(lit.)
Molecular Formula	C₁₀H₉NO₇S₂
Molecular Weight	319.311
Exact Mass	318.982056
PSA	171.75000
LogP	-3.45
Index of Refraction	1.764
InChIKey	APRRQJCCBSJQOQ-UHFFFAOYSA-N
SMILES	Nc1cc(S(=O)(=O)O)cc2cc(S(=O)(=O)O)cc(O)c12

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QJ6180000

CHEMICAL NAME :: 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-

CAS REGISTRY NUMBER :: 90-20-0

BEILSTEIN REFERENCE NO. :: 2225829

LAST UPDATED :: 199701

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C10-H9-N-O7-S2

MOLECULAR WEIGHT :: 319.32

WISWESSER LINE NOTATION :: L66J BZ DSWQ HSWQ JQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1058,1986 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4161 No. of Facilities: 25 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 737 (estimated)

Hazard Codes	Xi
Risk Phrases	R36/37/38
Safety Phrases	S26-S36
WGK Germany	3
HS Code	2922299090

1,3,6-Naphthale...

CAS#:117-42-0

1-Amino-8-hydro...

CAS#:90-20-0

Literature: DE69722 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 3, p. 468

4,5-diaminonaph...

CAS#:6362-11-4

1-Amino-8-hydro...

CAS#:90-20-0

Literature: DE67062 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 3, p. 466

naphthalene-2,7...

CAS#:92-41-1

1-Amino-8-hydro...

CAS#:90-20-0

Literature: DE67062 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 3, p. 466

Sulfuric acid

CAS#:7664-93-9

1H-naphtho[1,8-...

CAS#:6362-23-8

1-Amino-8-hydro...

CAS#:90-20-0

Literature: DE69963 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 3, p. 467

Water

CAS#:7732-18-5

2-phosphonooxy-...

CAS#:408511-00-2

1-Amino-8-hydro...

CAS#:90-20-0

Literature: Chemische Berichte, , vol. 27, p. 2141

4,5-dinitronaph...

CAS#:90947-32-3

1-Amino-8-hydro...

CAS#:90-20-0

Literature: DE113944 ;

1-amino-4-methy...

CAS#:784103-83-9

1-Amino-8-hydro...

CAS#:90-20-0

Literature: DE147852 ;

Precursor 9
CAS#:117-42-0 1,3,6-Naphthale... CAS#:6362-11-4 4,5-diaminonaph... CAS#:92-41-1 naphthalene-2,7... CAS#:7664-93-9 Sulfuric acid
CAS#:6362-23-8 1H-naphtho[1,8-... CAS#:7732-18-5 Water CAS#:408511-00-2 2-phosphonooxy-... CAS#:90947-32-3 4,5-dinitronaph...
CAS#:784103-83-9 1-amino-4-methy...
DownStream 10
CAS#:3769-62-8 8-Amino-2-(3-ch... CAS#:213249-11-7 4-hydroxy-5-(ph... CAS#:19668-12-3 (3E)-5-amino-3-... CAS#:2203-16-9 5-amino-4-oxo-3...
CAS#:81-16-3 2-Aminonaphthal... CAS#:72-57-1 Direct Blue 14 CAS#:130-23-4 K Acid CAS#:134-34-9 4-Acetamido-5-h...
CAS#:3567-66-6 2,7-Naphthalene... CAS#:148-25-4 4,5-Dihydroxy-2...

HS Code	2922299090
Summary	2922299090. other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

H Acids

kyselina1-amino-8-naftol-3,6-disulfonova

1-AMINO-8-NAPHTHOL-3,6-DISULFONIC ACID

1-Amino-8-naphthol-3,6-disulphonicacid

1-amino-8-hydroxynaphtalene-3,6-disulfonic acid

4-hydroxy-5-amino-2,7-naphthalenedisulfonic acid

kyselinah

8-AMINO-1-NAPHTHOL-3,6-DISULFONIC ACID

2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-

1-amino-8-hydroxynaphthalene-3,6-disulfonic acid

MFCD00035728

EINECS 201-975-7

Sulfonphthol

1-Naphthol-8-amino-3,6-disulfonicacid

kyselina8-amino-1-naftol-3,6-disulfonova

4-amino-5-hydroxynaphthalene-2,7-disulfonic acid

1-hydroxy-8-aminonaphthalene-3,6-disulfonic acid

1-Amino-8-hydroxy-3,6-disulfonaphthalene

4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid
Price: ￥1828.0/500g ￥178.0/25g ￥468.0/100g
Purity: 97.0%
Delivery: 1 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: TIANFU-CHEM 1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid 90-20-0
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Get all suppliers and price by the below link:

1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid suppliers

1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid price

1-Amino-8-hydroxynaphthalene-3,6-disulphonic acid

Names

Chemical & Physical Properties

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Safety Information

Synthetic Route

Precursor & DownStream

Customs

Synonyms

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.