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2-Nitrothiophene

2-Nitrothiophene

CAS: 609-40-5

Molecular Formula: C4H3NO2S

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2-Nitrothiophene - Names and Identifiers

Name 2-Nitrothiophene
Synonyms NSC 5371
AI3-16618
AKOS 93624
2-Nitrothiofene
2-nitro-thiophen
2-NITROTHIOPHENE
2-Nitrothiophene
AKOS BBS-00004367
Thiophene, 2-nitro-
CAS 609-40-5
EINECS 210-190-9
InChI InChI=1/C4H3NO2S/c6-5(7)4-2-1-3-8-4/h1-3H
InChIKey JIZRGGUCOQKGQD-UHFFFAOYSA-N

2-Nitrothiophene - Physico-chemical Properties

Molecular FormulaC4H3NO2S
Molar Mass129.14
Density1,364 g/cm3
Melting Point43-45 °C (lit.)
Boling Point224-225 °C (lit.)
Flash Point201°F
Solubility Chloroform (Slightly), Methanol (Slightly)
Vapor Presure15.199Pa at 25℃
Appearancesolid
ColorMonoclinic crystals
Storage ConditionKeep Cold
SensitiveLight Sensitive
Refractive Index1.5740 (estimate)
Physical and Chemical PropertiesLight yellow crystals. The melting point is 41 °c and the boiling point is 224-225 °c. Can be volatilized with water vapor.

2-Nitrothiophene - Risk and Safety

Hazard SymbolsXn - Harmful
Harmful
Risk CodesR68 - Possible risk of irreversible effects
R36/37/38 - Irritating to eyes, respiratory system and skin.
R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed.
Safety DescriptionS24/25 - Avoid contact with skin and eyes.
S36 - Wear suitable protective clothing.
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37 - Wear suitable protective clothing and gloves.
WGK Germany3
RTECSXN0030000
TSCAT
HS Code29349990
Hazard NoteLight Sensitive/Keep Cold
Toxicitymmo-sat 2 mmol/L MUREAV 118,153,83

2-Nitrothiophene - Reference Information

LogP1.55
NIST chemical information Information provided by: webbook.nist.gov (external link)
EPA chemical information Information provided by: ofmpub.epa.gov (external link)
use for organic synthesis.
Production method Dissolve thiophene in acetic anhydride and fuming nitric acid in glacial acetic acid. The two solutions were mixed at about 10 ℃, and the nitrate was poured into the crushed ice to precipitate 2-nitrothiophene. The yield is about 80%.
Last Update：2024-04-10 22:29:15
2-Nitrothiophene
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View History
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