nitroso-R salt

Modify Date: 2025-08-25 11:42:15

nitroso-R salt Structure
nitroso-R salt structure
 Common Name nitroso-R salt
CAS Number 525-05-3 Molecular Weight 377.258
Density N/A Boiling Point N/A
Molecular Formula C10H5NNa2O8S2 Melting Point >300 °C(lit.)
MSDS Chinese USA Flash Point N/A
Symbol GHS07
GHS07		 Signal Word Warning

 Names

Name 1-Nitroso-2-Naphthol-3,6-Disulfonic Acid, Disodium Salt Hydrate
Synonym More Synonyms

 Chemical & Physical Properties

Melting Point >300 °C(lit.)
Molecular Formula C10H5NNa2O8S2
Molecular Weight 377.258
Exact Mass 376.925201
PSA 180.82000
LogP 2.91310

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QJ6480000
CHEMICAL NAME :
2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-nitroso-, disodium salt
CAS REGISTRY NUMBER :
525-05-3
LAST UPDATED :
199709
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C10-H5-N-O8-S2.2Na
MOLECULAR WEIGHT :
377.26
WISWESSER LINE NOTATION :
L66J BNO CQ DSWO HSWO &-NA- 2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
320 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#05619 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83882 No. of Facilities: 6 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 23 (estimated)

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H312-H332
Precautionary Statements P280
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn: Harmful;
Risk Phrases R20/21/22
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS QJ6480000
HS Code 2907199090

 Precursor & DownStream

Precursor  1

DownStream  0

 Customs

HS Code 2907199090
Summary 2907199090 other monophenols VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

 Articles6

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 Synonyms

1-NITROSO-2-NAPHTHOL-3,6-DISULFONIC ACID DISODIUM SALT
3-Hydroxy-4-nitroso-2,7-naphthalenedisulfonic Acid Disodium Salt Monohydrate
Disodium 3-Hydroxy-4-nitroso-2,7-naphthalenedisulfonate Monohydrate
Sodium Salt of 1-Nitroso-2-hydroxynaphthalene-3,6-disulfonic Acid
Sodium 3-hydroxy-4-nitrosonaphthalene-2,7-disulfonate
nitroso-R salt
Nitroso R Salt
EINECS 208-369-1
Disodium 1-Nitroso-2-naphthol-3,6-disulfonate Monohydrate
1-Nitroso-2-naphthol-3,6-disulf
3-Hydroxy-4-nitroso-2,7-naphthalenedisulfonic acid disodium salt
2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-nitroso-, sodium salt (1:2)
3-hydroxy-4-nitrosonaphthalene-2,7-disulfonic acid, sodium salt, sodium salt
1-Nitroso-R-salt
MFCD00003885
disodium 3-hydroxy-4-nitrosonaphthalene-2,7-disulfonate
Disodium 3-hydroxy-4-nitroso-2,7-naphthalenedisulfonate
1-Nitroso-2-naphthol-3,6-disulfonic acid sodium salt
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Chemsrc provides nitroso-R salt(CAS#:525-05-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of nitroso-R salt are included as well.>> amp version: nitroso-R salt

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