Methyl 2-thienyl ketone oxime

Modify Date: 2025-09-13 18:24:55

Methyl 2-thienyl ketone oxime Structure
Methyl 2-thienyl ketone oxime structure
 Common Name Methyl 2-thienyl ketone oxime
CAS Number 1956-45-2 Molecular Weight 141.19100
Density 1.21g/cm3 Boiling Point 258.1ºC at 760 mmHg
Molecular Formula C6H7NOS Melting Point 113ºC
MSDS N/A Flash Point 109.9ºC

 Names

Name 1-thiophen-2-yl-ethanone oxime
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.21g/cm3
Boiling Point 258.1ºC at 760 mmHg
Melting Point 113ºC
Molecular Formula C6H7NOS
Molecular Weight 141.19100
Flash Point 109.9ºC
Exact Mass 141.02500
PSA 60.83000
LogP 1.94630
Vapour Pressure 0.00715mmHg at 25°C
Index of Refraction 1.59
Storage condition 2-8°C

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
OB6310000
CHEMICAL NAME :
Ketone, methyl 2-thienyl, oxime
CAS REGISTRY NUMBER :
1956-45-2
LAST UPDATED :
198806
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C6-H7-N-O-S
MOLECULAR WEIGHT :
141.20

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
MEXPAG Medicina Experimentalis. (Basel, Switzerland) V.1-11, 1959-64; V.18-19, 1968-69. For publisher information, see JNMDBO. Volume(issue)/page/year: 11,137,1964

 Safety Information

Hazard Codes Xi
HS Code 2934999090

 Synthetic Route

2-Acetylthiophene structure

2-Acetylthiophene

CAS#:88-15-3

~97%

Methyl 2-thienyl ketone oxime Structure

Methyl 2-thieny...

CAS#:1956-45-2

Literature: Goda; Sato; Ihara; Hirayama Synthesis, 1992 , # 9 p. 849 - 851
2-Acetylthiophene structure

2-Acetylthiophene

CAS#:88-15-3

1-Propanol structure

1-Propanol

CAS#:71-23-8

Nitrous acid, propylester structure

Nitrous acid, p...

CAS#:543-67-9

~0%

Methyl 2-thienyl ketone oxime Structure

Methyl 2-thieny...

CAS#:1956-45-2

Detail
Literature: Gordeeva, G. N.; Kalashnikov, S. M.; Popov, Yu. N.; Kruglov, E. A.; Imashev, U. B. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1987 , vol. 23, # 6 p. 638 - 641 Khimiya Geterotsiklicheskikh Soedinenii, 1987 , vol. 23, # 6 p. 772 - 775
2-Acetylthiophene structure

2-Acetylthiophene

CAS#:88-15-3

Isopropyl nitrite structure

Isopropyl nitrite

CAS#:541-42-4

Isopropanol structure

Isopropanol

CAS#:67-63-0

~0%

Methyl 2-thienyl ketone oxime Structure

Methyl 2-thieny...

CAS#:1956-45-2

Detail
Literature: Gordeeva, G. N.; Kalashnikov, S. M.; Popov, Yu. N.; Kruglov, E. A.; Imashev, U. B. Chemistry of Heterocyclic Compounds (New York, NY, United States), 1987 , vol. 23, # 6 p. 638 - 641 Khimiya Geterotsiklicheskikh Soedinenii, 1987 , vol. 23, # 6 p. 772 - 775
1,3-Butanedione,1-(2-thienyl)- structure

1,3-Butanedione...

CAS#:3051-27-2

~%

Methyl 2-thienyl ketone oxime Structure

Methyl 2-thieny...

CAS#:1956-45-2

Literature: Fitton, Alan O.; Patel, Rajeshkumar N.; Millar, Ross W. Journal of Chemical Research, Miniprint, 1986 , # 4 p. 1101 - 1127
2-Acetylthiophene structure

2-Acetylthiophene

CAS#:88-15-3

Acetohydroxamic acid structure

Acetohydroxamic acid

CAS#:546-88-3

~%

Methyl 2-thienyl ketone oxime Structure

Methyl 2-thieny...

CAS#:1956-45-2

Literature: Madabhushi, Sridhar; Vangipuram, Venkata Sairam; Mallu, Kishore Kumar Reddy; Chinthala, Narsaiah; Beeram, China Ramanaiah Advanced Synthesis and Catalysis, 2012 , vol. 354, # 8 p. 1413 - 1416

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

2-acetylthiophene oxime
Methyl 2-thienyl ketone oxime
2-acetylthiophenoxime
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