Formamide, N-phenyl

Modify Date: 2026-07-16 13:50:54

Formamide, N-phenyl Structure
Formamide, N-phenyl structure
Common Name Formamide, N-phenyl
CAS Number 103-70-8 Molecular Weight 121.13700
Density 1.144 g/mL at 25 °C(lit.) Boiling Point 166 °C14 mm Hg(lit.)
Molecular Formula C7H7NO Melting Point 46-48 °C(lit.)
MSDS USA Flash Point >230 °F

Summary: N-Phenylformamide (formanilide), Chinese name, has a CAS number of 103-70-8. Its molecular formula is C7H7NO and molecular weight is 121.13700. It appears as white or light yellow crystalline powder or powder. Melting point is 46-48 °C, boiling point is 166 °C (14 mm Hg), and density is 1.144 g/mL (25 °C). For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name formanilide
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.144 g/mL at 25 °C(lit.)
Boiling Point 166 °C14 mm Hg(lit.)
Melting Point 46-48 °C(lit.)
Molecular Formula C7H7NO
Molecular Weight 121.13700
Flash Point >230 °F
Exact Mass 121.05300
PSA 29.10000
LogP 1.96380
Vapour Pressure 0.00662mmHg at 25°C
Index of Refraction 1.594
InChIKey DYDNPESBYVVLBO-UHFFFAOYSA-N
SMILES O=CNc1ccccc1
Storage condition 0-10°C
Stability Stable. Combustible. Incompatible with strong oxidizing agents.

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
BY1780000
CHEMICAL NAME :
Aniline, N-formyl-
CAS REGISTRY NUMBER :
103-70-8
BEILSTEIN REFERENCE NO. :
0906934
LAST UPDATED :
199710
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C7-H7-N-O
MOLECULAR WEIGHT :
121.15
WISWESSER LINE NOTATION :
VHMR

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
400 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
XPHBAO U.S. Public Health Service, Public Health Bulletin. (Washington, DC) Volume(issue)/page/year: 271,19,1941
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
400 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
XPHBAO U.S. Public Health Service, Public Health Bulletin. (Washington, DC) Volume(issue)/page/year: 271,19,1941
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Amphibian - frog
DOSE/DURATION :
800 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
XPHBAO U.S. Public Health Service, Public Health Bulletin. (Washington, DC) Volume(issue)/page/year: 271,19,1941

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi
Risk Phrases 22
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 2
RTECS BY1780000
HS Code 2924299090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2924299090
Summary 2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Articles9

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

ZEKE photoelectron spectroscopy of the cis and trans isomers of formanilide.

Angew. Chem. Int. Ed. Engl. 41(1) , 166-8, (2002)

Phosphazene base-catalyzed condensation of trimethylsilylacetate with carbonyl compounds.

Chem. Commun. (Camb.) (29) , 3128-30, (2006)

The t-Bu-P4 base was found to be an excellent catalyst for the condensation of trimethylsilylacetate or trimethylacetonitrile with carbonyl compounds to form functionalized alkenes and beta-enaminoest...

Isomer selective infrared spectroscopy of supersonically cooled cis- and trans-N-phenylamides in the region from the amide band to NH stretching vibration.

Phys. Chem. Chem. Phys. 11(29) , 6098-106, (2009)

We measured the infrared (IR) spectra of supersonically cooled N-phenylformamide (formanilide) and N-phenylacetamide (acetanilide) in the amide band and X-H stretch vibration regions by using IR-UV de...

 Formamide, N-phenylBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Luminescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: mu-type opioid receptor isoform MOR-1 [Homo sapiens]
External Id: OPRM1-OPRD1_AG_LUMI_1536_1X%ACT PRUN
Name: Fluorescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: muscarinic acetylcholine receptor M1 [Homo sapiens]
External Id: CHRM1_AG_FLUO8_1536_1X%ACT PRUN
Name: Fluorescence-based cell-based primary high throughput screening assay to identify pos...
Source: The Scripps Research Institute Molecular Screening Center
Target: muscarinic acetylcholine receptor M1 [Homo sapiens]
External Id: CHRM1_PAM_FLUO8_1536_1X%ACT PRUN
Name: Fluorescence polarization-based biochemical high throughput primary assay to identify...
Source: The Scripps Research Institute Molecular Screening Center
Target: RecName: Full=Sialate O-acetylesterase; AltName: Full=H-Lse; AltName: Full=Sialic acid-specific 9-O-acetylesterase; Flags: Precursor [Homo sapiens]
External Id: SIAE_INH_FP_1536_1X%INH PRUN
Name: p53 small molecule agonists, cell-based qHTS assay
Source: 824
External Id: P53344
Name: p53 small molecule agonists, cell-based qHTS assay with human liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS233
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

N-Phenylformamide
ForManilide
EINECS 203-136-0
MFCD00003276

 Formamide, N-phenyl | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the English name of formanilide?
A: The English name of formanilide is formanilide.
Q: What are the storage conditions for formanilide?
A: Storage conditions for formanilide: 0-10°C.
Q: What is the CAS number of formanilide?
A: CAS number of formanilide is 103-70-8.
Q: What is the InChIKey of formanilide?
A: InChIKey of formanilide is DYDNPESBYVVLBO-UHFFFAOYSA-N.
Q: What English synonyms does formanilide have?
A: English synonyms of formanilide: N-Phenylformamide, ForManilide, EINECS 203-136-0, MFCD00003276.
Q: What is the polar surface area (PSA) of formanilide?
A: Polar surface area (PSA) of formanilide is 29.10000.
Q: What is the melting point of formanilide?
A: Melting point of formanilide is 46-48 °C(lit.).
Q: What is the safety information for formanilide?
A: Safety information for formanilide: S22-S24/25.
Q: What is the SMILES notation of formanilide?
A: SMILES notation of formanilide is O=CNc1ccccc1.
Q: What is the boiling point of formanilide?
A: Boiling point of formanilide is 166 °C14 mm Hg(lit.).

 Formamide, N-phenylfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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