2,5-Diaminobenzenesulfonic acid

Modify Date: 2025-08-25 07:36:11

2,5-Diaminobenzenesulfonic acid structure	Common Name	2,5-Diaminobenzenesulfonic acid
	CAS Number	88-45-9	Molecular Weight	188.204
	Density	1.6±0.1 g/cm3	Boiling Point	500ºC
	Molecular Formula	C₆H₈N₂O₃S	Melting Point	298-300ºC
	MSDS	Chinese USA	Flash Point	Not applicable.
	Symbol	GHS05	Signal Word	Danger

Name	2,5-Diaminobenzenesulfonic Acid
Synonym	More Synonyms

Density	1.6±0.1 g/cm3
Boiling Point	500ºC
Melting Point	298-300ºC
Molecular Formula	C₆H₈N₂O₃S
Molecular Weight	188.204
Flash Point	Not applicable.
Exact Mass	188.025558
PSA	114.79000
LogP	-1.78
Index of Refraction	1.684
InChIKey	HEAHMJLHQCESBZ-UHFFFAOYSA-N
SMILES	Nc1ccc(N)c(S(=O)(=O)O)c1

2,5-Diaminobenzenesulfonic acid MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DB5900100

CHEMICAL NAME :: Benzenesulfonic acid, 2,5-diamino-

CAS REGISTRY NUMBER :: 88-45-9

BEILSTEIN REFERENCE NO. :: 2970398

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C6-H8-N2-O3-S

MOLECULAR WEIGHT :: 188.22

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: Unscheduled DNA synthesis

TEST SYSTEM :: Rodent - rat Liver

DOSE/DURATION :: 100 umol/L

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 206,183,1988

Symbol	GHS05
Signal Word	Danger
Hazard Statements	H314
Precautionary Statements	P280-P305 + P351 + P338-P310
Personal Protective Equipment	Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes	C:Corrosive;
Risk Phrases	R34
Safety Phrases	S26-S36/37/39-S45
RIDADR	UN 2583
WGK Germany	2
RTECS	DB5900100
Packaging Group	III
HS Code	2921519090

Precursor 9
CAS#:533-30-2 6-Aminobenzothiazole CAS#:100-01-6 4-Nitroaniline CAS#:103303-10-2 N,N'-dichloro-1... CAS#:551-91-7 5-amino-2-nitro...
CAS#:88-42-6 2,5-DICHLOROBEN... CAS#:88-43-7 4-chloroaniline... CAS#:133-74-4 5-Chloroorthani... CAS#:101-50-8 4-aminoazobenze...
CAS#:106-50-3 p-Phenylenediamine
DownStream 8
CAS#:2835-05-4 2-amino-5-hydro... CAS#:96-73-1 2-Chloro-5-nitr... CAS#:6973-05-3 Benzenesulfonic... CAS#:6661-57-0 2,5-bis(4-nitro...
CAS#:81-69-6 1-amino-4-(4-am... CAS#:5858-13-9 3,3'-(carbonyld... CAS#:62707-56-6 2,5-bis[(4-amin... CAS#:6364-15-4 [(4-amino-2-sul...

HS Code	2921519090
Summary	2921519090. o-, m-, p-phenylenediamine, diaminotoluenes, and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:17.0%. . MFN tariff:6.5%. General tariff:30.0%

Laccase-assisted dyeing of cotton.

Biotechnol. Lett. 28(10) , 755-9, (2006)

Cotton cellulose was dyed "in situ" with a polymeric dye generated by oxidative coupling of colourless 2,5-diaminobenzenesulfonic acid and 1-hydroxyphenol (catechol) with laccase. Up to 70% dye fixati...

Effect of some process parameters in enzymatic dyeing of wool.

Appl. Biochem. Biotechnol. 111(1) , 1-13, (2003)

This article reports on the dyeing of wool using an enzymatic system comprising laccase; dye precursor, 2,5-diaminobenzenesulfonic acid; and dye modifiers, catechol and resorcinol. Enzymatic dyeing wa...

A DL-DOPA drop test for the identification of Cryptococcus neoformans.

Mycopathologia 74(3) , 143-8, (1981)

A simple melanin assay using DL.DOPA as the substrate was developed to aid in the identification of Cryptococcus neoformans. The DL-DOPA drop test was simple and efficient. The best results (100% of t...

EINECS 201-832-9

MFCD00007904

2,5-Diaminobenzenesulfonic acid

ZR DZ BSWQ