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CAS No 7803-49-8 , hydroxylamine

  • Name: hydroxylamine
  • Synonyms: HSDB 579;Oxammonium;hydroxylamine; Nitroxide; 7803-49-8; dihydridohydroxidonitrogen; Hydroxylamine solution; NH2OH; Oxyammonia;
  • CAS Registry Number:
  • Transport: UN 3082
  • Flash Point: °C
  • Boiling Point: >100 ºC
  • Density: 1.078
  • Refractive index: n20/D 1.393
  • Water Solubility: soluble in cold water, decomposes in hot water
  • Safety Statements: R5;R22;R37/38;R41;R43;R48/22;R50
  • Hazard Symbols: Xn: Harmful;N: Dangerous for the environment;
  • Flash Point: °C
  • EINECS: 232-259-2
  • Molecular Weight: 33.02992
  • InchiKey: AVXURJPOCDRRFD-UHFFFAOYSA-N
  • InChI: InChI=1S/H3NO/c1-2/h2H,1H2
  • Risk Statements: S23;S26;S36/37/39;S47;S61
  • Molecular Formula: H3NO
  • Molecular Structure:CAS No:7803-49-8 hydroxylamine
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7803-49-8 HYDROXYLAMINE 50% AQUEOUS SOLUTION

  • Hong kong Advanced Technology & Industrial Co., Ltd. [Manufacturer]
  • Tel: (852) 2390 2293/ (852) 2394 5546
  • Fax: (852) 2789 8314
  • Address: Unit B, 1/F., Cheong Shing Bldg.,
    17 Walnut St., Tai Kok Tsui, Kln,
    Hong Kong ,Hong kong
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7803-49-8 HYDROXYLAMINE; 50% AQUEOUS SOLUTION

  • Germany ABCR GmbH & Co KG [Manufacturer]
  • Tel: +49 721 95061-0
  • Fax: +49 721 95061-80
  • Address: Im Schlehert 10
    76187 Karlsruhe
    Germany ,Germany
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7803-49-8 Hydroxylamine

  • China YiPeng Chemical [Manufacturers]
  • Tel: 571 85376369
  • Fax: 571 88233092
  • Address: Building 4,High-tech Industrial Park,No. 588 Feijiatang Road,Xiacheng District, Hangzhou, China ,ZheJiangChina
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7803-49-8 HYDROXYLAMINE

  • Germany CHEMOS GmbH [Manufacturer]
  • Tel: 0049 9402/9336 0
  • Fax: 0049 9402/9336 13
  • Address: CHEMOS GmbH
    Werner-von-Siemensstr. 3
    93128 Regenstauf
    Germany ,Germany
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7803-49-8 Hydroxylamine

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7803-49-8 HYDROXYLAMINE

  • United States Scandinavian Formulas, Inc. [Manufacturer]
  • Tel: 215-453-2507
  • Fax: 215-257-9781
  • Address: Scandinavian Formulas, Inc.
    140 East Church Street
    Sellersville, PA 18960
    USA ,United States
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7803-49-8 Hydroxylamine

  • China Punachem Company Limited [Importer/Exporter]
  • Tel: :+86 21 5056 2069, +86 21 2912 6250
  • Fax: +86-21-23010471
  • Address: Room 203, Buidling 42, Lane 136, Pudong Ave, Shanghai, China ,China
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7803-49-8 Hydroxylamine

  • United Kingdom Lansdowne Chemicals Plc [Manufacturers]
  • Tel: +44 (0) 1993 843081
  • Fax: +44 (0) 1993 841261
  • Address: UNITED KINGDOM ,United Kingdom
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7803-49-8 HYDROXYLAMINE (FREE BASE)

  • United States Synergetica, Inc. [Manufacturer]
  • Tel: 517-552-7471
  • Fax: 517-552-7473
  • Address: Synergetica, Inc
    9 Inverness Dr.
    Marlboro, NJ 07746 ,United States
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7803-49-8 Hydroxylamine

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References of hydroxylamine
Title: Hydroxylamine
CAS Registry Number: 7803-49-8
Molecular Formula: H3NO
Molecular Weight: 33.03
Percent Composition: H 9.15%, N 42.41%, O 48.44%
Line Formula: NH2OH
Literature References: Prepn as the hydrochloride: W. L. Semon, Org. Synth. coll. vol. I, 318 (1932). Prepn: Hurd, Inorg. Synth. 1, 87 (1939); Benson et al., J. Am. Chem. Soc. 78, 4202 (1956). Crystal structure: Meyers, Lipscomb, Acta Crystallogr. 5, 583 (1955). Toxicity data: Riemann, Acta Pharmacol. Toxicol. 6, 285 (1950); R. P. Smith, W. R. Layne, J. Pharmacol. Exp. Ther. 165, 30 (1969). Mutagenic action: Phillips, Brown in Prog. Nucleic Acid Res. Mol. Biol. 7, 349-368 (1967). Reviews: Mason, "Hydroxylamine" in Mellor's vol. VIII, supplement 2, Nitrogen (part 2), 115-157 (1967); Jones in Comprehensive Inorganic Chemistry vol. 2, J. C. Bailar, Jr. et al., Eds. (Pergamon Press, Oxford, 1973) pp 265-276.
Properties: Unstable, large white flakes or needles, mp 33°, bp22 58°. d40 1.2255; d440 1.204. pK (20°) 7.97. Very sol in water, liq ammonia and methanol. The soly in the higher alcohols decreases with increasing mol wt. Sparingly sol in ether, benzene, carbon disulfide, chloroform. Very hygroscopic. Dec by hot water. Undergoes rapid decompn at room temps esp in the presence of atm moisture and CO2. Detonates in test tube heated with flame. LD50 i.p. in mice: 1.83 mmol/kg (Smith, Layne).
Melting point: mp 33°
Boiling point: bp22 58°
pKa: pK (20°) 7.97
Density: d40 1.2255; d440 1.204
Toxicity data: LD50 i.p. in mice: 1.83 mmol/kg (Smith, Layne)
 
Derivative Type: Hydrochloride
CAS Registry Number: 5470-11-1
Synonyms: Oxammonium hydrochloride
Molecular Formula: H3NO.HCl
Molecular Weight: 69.49
Percent Composition: H 5.80%, N 20.16%, O 23.02%, Cl 51.02%
Properties: Monoclinic columnar crystals; slowly dec when moist. d17 1.67. mp about 151°. One gram dissolves in about 1 ml water (83 g in 100 ml water at 17°); 19 ml alcohol; 8 ml methanol. Sol in glycerol, propylene glycol. Insol in cold ether. pH of 0.2 molar aq soln 3.2. Keep well closed. LD50 orally in mice: 408 mg/kg (Riemann).
Melting point: mp about 151°
Density: d17 1.67
Toxicity data: LD50 orally in mice: 408 mg/kg (Riemann)
 
Derivative Type: Sulfate
CAS Registry Number: 10039-54-0
Synonyms: Oxammonium sulfate
Molecular Formula: (H3NO)2.H2SO4
Molecular Weight: 164.14
Percent Composition: H 4.91%, N 17.07%, O 58.48%, S 19.54%
Properties: Crystals, mp about 170°. Freely sol in water.
Melting point: mp about 170°
 
CAUTION: Skin irritant. May cause methemoglobinemia, sulfhemoglobinemia, cyanosis, convulsions, hypotension and coma. See Clinical Toxicology of Commercial Products, R. E. Gosselin et al., Eds. (Williams & Wilkins, Baltimore, 5th ed., 1984) Section II, p 117.
Use: As reducing agent in photography; in synthetic and analytical chemistry; to purify aldehydes and ketones. As antioxidant for fatty acids and soaps. As dehairing agent for hides.