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Substance Name: Pyridine
RN: 110-86-1
UNII: NH9L3PP67S
InChIKey: JUJWROOIHBZHMG-UHFFFAOYSA-N
Molecular Formula
- C5-H5-N
Molecular Weight
- 79.1015
- All
- Classifications
- Links to Resources
- Names & Synonyms
- Registry Numbers
- Structure Descriptors
- Toxicity
- Physical Properties
Classification Codes
Classification Codes
- Mutation Data
- Skin / Eye Irritant
- Tumor Data
Superlist Classification Codes
- Overall Carcinogenic Evaluation: Group 3
- Reportable Quantity (RQ) = 1000 lb
- TWA (5 ppm)
- TWA 5 ppm (15 mg/m3)
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Names and Synonyms
Name of Substance
- Pyridine
Synonyms
- AI3-01240
- Azabenzene
- Azine
- Caswell No. 717
- CCRIS 2926
- CP 32
- EC 203-809-9
- EINECS 203-809-9
- EPA Pesticide Chemical Code 069202
- FEMA No. 2966
- FEMA Number 2966
- HSDB 118
- NCI-C55301
- NSC 406123
- Piridina
- Piridina [Italian]
- Pirydyna
- Pirydyna [Polish]
- Pyridin
- Pyridin [German]
- Pyridine
- RCRA waste number U196
- UNII-NH9L3PP67S
Systematic Name
- Pyridine
Superlist Names
- Pyridine
- Pyridine [UN1282] [Flammable liquid]
- RCRA waste no. U196
- UN1282
Registry Numbers
CAS Registry Number
- 110-86-1
FDA UNII
- NH9L3PP67S
Other Registry Numbers
- 152758-95-7
- 163392-20-9
- 45410-39-7
- 62301-32-0
- 6999-00-4
- 733733-47-6
- 82005-06-9
- 85404-19-9
- 85404-20-2
- 857961-06-9
Related Registry Numbers
- 15598-34-2 (perchlorate)
- 18820-82-1 (hydrobromide)
- 32001-55-1 (hydrofluoride)
- 543-54-4 (monosulfate)
- 628-13-7 (hydrochloride)
System Generated Number
- 0000110861
Structure Descriptors
InChI
InChI=1S/C5H5N/c1-2-4-6-5-3-1/h1-5HInChIKey
JUJWROOIHBZHMG-UHFFFAOYSA-NSmiles
c1ccncc1Toxicity
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
dog | LD50 | intravenous | 880mg/kg (880mg/kg) | LUNGS, THORAX, OR RESPIRATION: RESPIRATORY DEPRESSION VASCULAR: BP LOWERING NOT CHARACTERIZED IN AUTONOMIC SECTION CARDIAC: CHANGE IN RATE | Toxicology. Vol. 4, Pg. 165, 1975. |
frog | LDLo | parenteral | 870mg/kg (870mg/kg) | "Structure et Activite Pharmacodyanmique des Medicaments du Systeme Nerveux Vegetatif," Bovet, D., and F. Bovet-Nitti, New York, S. Karger, 1948Vol. -, Pg. 695, 1948. | |
guinea pig | LD50 | skin | 1gm/kg (1000mg/kg) | "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 839, 1986. | |
guinea pig | LDLo | intraperitoneal | 870mg/kg (870mg/kg) | LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES BEHAVIORAL: TREMOR BEHAVIORAL: GENERAL ANESTHETIC | Journal of Physiology. Vol. 17, Pg. 272, 1894. |
guinea pig | LDLo | oral | 4gm/kg (4000mg/kg) | BEHAVIORAL: GENERAL ANESTHETIC BEHAVIORAL: TREMOR LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES | Journal of Physiology. Vol. 17, Pg. 272, 1894. |
mammal (species unspecified) | LC50 | inhalation | 10gm/m3 (10000mg/m3) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 32(10), Pg. 25, 1988. | |
mammal (species unspecified) | LD50 | oral | 1500mg/kg (1500mg/kg) | Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 32(10), Pg. 25, 1988. | |
mouse | LD50 | intraperitoneal | 950mg/kg (950mg/kg) | Progress in Biochemical Pharmacology. Vol. 1, Pg. 542, 1965. | |
mouse | LD50 | intravenous | 420mg/kg (420mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) LUNGS, THORAX, OR RESPIRATION: DYSPNEA BEHAVIORAL: SLEEP | Pharmacological Research Communications. Vol. 5, Pg. 341, 1973. |
mouse | LD50 | oral | 1500mg/kg (1500mg/kg) | BEHAVIORAL: SLEEP LUNGS, THORAX, OR RESPIRATION: DYSPNEA BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) | Pharmacological Research Communications. Vol. 5, Pg. 341, 1973. |
mouse | LD50 | subcutaneous | 1250mg/kg (1250mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: SLEEP LUNGS, THORAX, OR RESPIRATION: DYSPNEA | Pharmacological Research Communications. Vol. 5, Pg. 341, 1973. |
rabbit | LD50 | skin | 1121mg/kg (1121mg/kg) | GASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS BEHAVIORAL: ATAXIA LIVER: OTHER CHANGES | BIOFAX Industrial Bio-Test Laboratories, Inc., Data Sheets. Vol. 14-4/1970, |
rabbit | LDLo | intraperitoneal | 15mg/kg (15mg/kg) | BEHAVIORAL: GENERAL ANESTHETIC PERIPHERAL NERVE AND SENSATION: FLACCID PARALYSIS WITHOUT ANESTHESIA (USUALLY NEUROMUSCULAR BLOCKAGE) | Journal of Infectious Diseases. Vol. 42, Pg. 473, 1928. |
rabbit | LDLo | subcutaneous | 800mg/kg (800mg/kg) | "Structure et Activite Pharmacodyanmique des Medicaments du Systeme Nerveux Vegetatif," Bovet, D., and F. Bovet-Nitti, New York, S. Karger, 1948Vol. -, Pg. 695, 1948. | |
rat | LC50 | inhalation | 28500mg/m3/1H (28500mg/m3) | LUNGS, THORAX, OR RESPIRATION: DYSPNEA SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) | BIOFAX Industrial Bio-Test Laboratories, Inc., Data Sheets. Vol. 14-4/1970, |
rat | LD50 | intraperitoneal | 866mg/kg (866mg/kg) | National Technical Information Service. Vol. PB195-158, | |
rat | LD50 | intravenous | 360mg/kg (360mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: SLEEP LUNGS, THORAX, OR RESPIRATION: DYSPNEA | Pharmacological Research Communications. Vol. 5, Pg. 341, 1973. |
rat | LD50 | oral | 891mg/kg (891mg/kg) | SENSE ORGANS AND SPECIAL SENSES: PTOSIS: EYE BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: COMA | BIOFAX Industrial Bio-Test Laboratories, Inc., Data Sheets. Vol. 14-4/1970, |
rat | LD50 | subcutaneous | 866mg/kg (866mg/kg) | Clinical Toxicology. Vol. 4, Pg. 185, 1971. |
Physical Properties
Physical Property | Value | Units | Temp (deg C) | Source |
---|---|---|---|---|
Melting Point | -4.16E+01 | deg C | EXP | |
Boiling Point | 115.2 | deg C | EXP | |
pKa Dissociation Constant | 5.229 | (none) | EXP | |
log P (octanol-water) | 0.65 | (none) | EXP | |
Water Solubility | 1.00E+06 | mg/L | 25 | EXP |
Vapor Pressure | 20.8 | mm Hg | 25 | EXP |
Henry's Law Constant | 1.10E-05 | atm-m3/mole | 25 | EXP |
Atmospheric OH Rate Constant | 3.70E-13 | cm3/molecule-sec | 25 | EXP |
Physical property data is provided to ChemIDplus by SRC, Inc.