Cupferron

Modify Date: 2025-08-22 12:02:45

Cupferron structure	Common Name	Cupferron
	CAS Number	135-20-6	Molecular Weight	155.155
	Density	N/A	Boiling Point	243.8ºC at 760 mmHg
	Molecular Formula	C₆H₉N₃O₂	Melting Point	150-155 °C (dec.)(lit.)
	MSDS	Chinese USA	Flash Point	101.3ºC
	Symbol	GHS06, GHS08	Signal Word	Danger

Name	Cupferron
Synonym	More Synonyms

Boiling Point	243.8ºC at 760 mmHg
Melting Point	150-155 °C (dec.)(lit.)
Molecular Formula	C₆H₉N₃O₂
Molecular Weight	155.155
Flash Point	101.3ºC
Exact Mass	155.069473
PSA	55.73000
LogP	2.04840
Vapour Pressure	0.0169mmHg at 25°C
Stability	Stable, but may be moisture sensitive. Incompatible with strong oxidizing agents, strong bases, strong acids.
Water Solubility	<0.1 g/100 mL at 18.5 ºC

Cupferron MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: NC4725000

CHEMICAL NAME :: Hydroxylamine, N-nitroso-N-phenyl-, ammonium salt

CAS REGISTRY NUMBER :: 135-20-6

LAST UPDATED :: 199706

DATA ITEMS CITED :: 18

MOLECULAR FORMULA :: C6-H6-N2-O2.H3-N

MOLECULAR WEIGHT :: 155.18

WISWESSER LINE NOTATION :: QNR&NO &ZH

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 199 mg/kg

TOXIC EFFECTS :: Behavioral - muscle weakness Lungs, Thorax, or Respiration - dyspnea Skin and Appendages - dermatitis, other (after systemic exposure)

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 50 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 180 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: >5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 123 gm/kg/78W-C

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Vascular - tumors Liver - tumors

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 437 gm/kg/78W-C

TOXIC EFFECTS :: Tumorigenic - Carcinogenic by RTECS criteria Vascular - tumors Liver - tumors

TYPE OF TEST :: TD - Toxic dose (other than lowest)

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 9040 mg/kg/65W-C

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors

TYPE OF TEST :: Cytogenetic analysis

MUTATION DATA

TYPE OF TEST :: DNA inhibition

TEST SYSTEM :: Human HeLa cell

DOSE/DURATION :: 2 mmol/L

REFERENCE :: CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 13,2389,1992 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - A1044 No. of Facilities: 6 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 23 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - A1044 No. of Facilities: 10 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 136 (estimated) No. of Female Employees: 39 (estimated)

Symbol	GHS06, GHS08
Signal Word	Danger
Hazard Statements	H301-H315-H319-H335-H351
Precautionary Statements	P261-P281-P301 + P310-P305 + P351 + P338
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	T:Toxic;
Risk Phrases	R25;R36/37/38;R40
Safety Phrases	S26-S36/37-S45
RIDADR	UN 2811 6.1/PG 3
WGK Germany	3
RTECS	NC4725000
Packaging Group	III
Hazard Class	6.1
HS Code	3822009000

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DownStream 1
CAS#:495-48-7 fentoxan

HS Code	2928000090
Summary	2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Intermediate analogue inhibitors of mandelate racemase: N-Hydroxyformanilide and cupferron.

Bioorg. Med. Chem. Lett. 17 , 105-8, (2007)

Mandelate racemase (MR) catalyzes the 1,1-proton transfer that interconverts the enantiomers of mandelate. The transition state/intermediate analogues N-hydroxyformanilide (K(i)=2.79+/-0.19 microM) an...

Celecoxib prodrugs possessing a diazen-1-ium-1,2-diolate nitric oxide donor moiety: synthesis, biological evaluation and nitric oxide release studies.

Bioorg. Med. Chem. Lett. 20 , 4544-9, (2010)

A new class of anti-inflammatory (AI) cupferron prodrugs was synthesized wherein a diazen-1-ium-1,2-diolato ammonium salt, and its O(2)-methyl and O(2)-acetoxyethyl derivatives, nitric oxide (NO) dono...

Synthesis and characterization of lithium oxonitrate (LiNO).

J. Inorg. Biochem. 118 , 128-33, (2013)

The oxonitrate(1-) anion (NO(-)), the one-electron reduction product of nitric oxide and conjugate base of HNO, has not been synthesized and isolated due to the inherent reactivity of this anion. The ...

COPPERONE

CUPEFERRON

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Cupferon

N-nitroso-N-phenyl-hydroxylamin,ammonium salt

EINECS 205-183-2

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Kupferon

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N-nitrosophenyl hydroxylamine ammonium salt

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MFCD00078422

N-Nitroso-N-phenylhydroxylamine Ammonium Salt

N-Nitroso-N-phenyl-hydroxylamin,Ammonium-Salz

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Cupferron
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Cupferron
Price: ￥148.0/100g
Purity: 98.0%
Delivery: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

DC Chemicals Limited
China
Product Name: AI3-63016
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Delivery: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: Cupferron
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: Cupferron
Price: ￥Inquiry/25kg
Purity: 99.0%
Delivery: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

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Cupferron

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CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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