2-mercaptopyridine

General Material Information

Preferred name	2-mercaptopyridine
Trivial Name	2-Mercaptopyridine
Short Description	2(1H)-pyridinethione
Formula	C5 H5 N S
CAS Number	2637-34-5
Deleted CAS Number	1120-96-3
ECHA Number	220-131-9
FDA UNII	EE982KT952
Nikkaji Number	J51.344J
Beilstein Number	0105787
MDL	MFCD00006285
Bio Activity Summary	External link
NMR Predictor	External link
Synonyms	2-mercapto pyridine pyridin-2-thiol 2-pyridine thiol pyridine-2-thiol pyridine-2-thione 1H- pyridine-2-thione pyridine-2(1H)-thione 2-pyridinethiol 2-pyridinethione 2(1H)- pyridinethione 2-pyridyl mercaptan 2-sulfanylpyridine 2-thiopyridine 1H-pyridine-2-thione 2(1H)-Pyridinethione 2-Thiopyridine 2-Pyridinethiol 2-Pyridinethione 2-Thiopyridone 2-Pyridyl mercaptan WR 608 2-Pyridylthiol 2-Sulfanylpyridine NSC 41337 Alrithiol-2 1,2-Dihydropyridine-2-thione 2-Pyridothione

Publications by US Patents
3,952,024 - Furfurylthioacetone

(IUPAC):	Atomic Weights of the Elements 2011 (pdf)
Videos:	The Periodic Table of Videos
tgsc:	Atomic Weights use for this web site
(IUPAC):	Periodic Table of the Elements
CHEBI:	View
CHEMBL:	View
HMDB (The Human Metabolome Database):	Search
Export Tariff Code:	2902.19.0050
ChemSpider:	View
Wikipedia:	View

BOC Sciences	LBB Specialties
Santa Cruz Biotechnology	Sigma-Aldrich: Aldrich
TCI AMERICA	Tengzhou Jitian Aroma Chemiclal

Material listed in food chemical codex	No
Molecular weight	111.166847229
Melting Point	128 to 130°C @ 760 mm Hg
Boiling Point	184 to 186°C @ 760 mm Hg
Vapor Pressure	0.631 mmHg @ 25 °C
Flash Point TCC Value	65.56 °C TCC
logP (o/w)	-0.13
Shelf life	12 months (or longer if stored properly.)
Storage notes	Refrigerate in tightly sealed containers.
Solubility
alcohol	Yes
water, 1.392e+005 mg/L @ 25 °C (est)	Yes

Flavor Type: Burnt
burnt
General comment	Burnt, enhances the burnt note

Preferred SDS: View
European information :
Most important hazard(s):
Xi - Irritant
R 36/37/38 - Irritating to eyes, respiratory system, and skin. S 02 - Keep out of the reach of children. S 24/25 - Avoid contact with skin and eyes. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 36/37/39 - Wear suitable clothing, gloves and eye/face protection.

Hazards identification

Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements

Pictogram

Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
intraperitoneal-mouse LD50 250 mg/kg National Technical Information Service. Vol. AD691-490 intravenous-mouse LD50 250 mg/kg Archives Internationales de Pharmacodynamie et de Therapie. Vol. 93, Pg. 143, 1953.
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined

Category:
information only not used for fragrances or flavors
Recommendation for 2-mercaptopyridine usage levels up to:
	not for fragrance use.

Recommendation for 2-mercaptopyridine flavor usage levels up to:
	not for flavor use.

AIDS Citations:Search

Cancer Citations:Search

Toxicology Citations:Search

EPA Substance Registry Services (TSCA):2637-34-5

EPA Substance Registry Services (SRS):Registry

Laboratory Chemical Safety Summary :2723698

National Institute of Allergy and Infectious Diseases:Data

1H-pyridine-2-thione

Chemidplus:0002637345

RTECS:UT9600000 for cas# 2637-34-5