2-Pyridinethiol

Modify Date: 2025-08-25 16:57:05

2-Pyridinethiol structure	Common Name	2-Pyridinethiol
	CAS Number	2637-34-5	Molecular Weight	111.165
	Density	1.2±0.1 g/cm3	Boiling Point	194.0±13.0 °C at 760 mmHg
	Molecular Formula	C₅H₅NS	Melting Point	127-130 °C(lit.)
	MSDS	Chinese USA	Flash Point	71.1±19.8 °C

Name	2-Mercaptopyridine
Synonym	More Synonyms

Density	1.2±0.1 g/cm3
Boiling Point	194.0±13.0 °C at 760 mmHg
Melting Point	127-130 °C(lit.)
Molecular Formula	C₅H₅NS
Molecular Weight	111.165
Flash Point	71.1±19.8 °C
Exact Mass	111.014267
PSA	51.69000
LogP	1.58
Vapour Pressure	0.6±0.4 mmHg at 25°C
Index of Refraction	1.598
Storage condition	2-8°C
Stability	Stable. Incompatible with strong bases, strong oxidizing agents.
Water Solubility	50 g/L (20 ºC)

2-Pyridinethiol MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UT9600000

CHEMICAL NAME :: 2(1H)-Pyridinethione

CAS REGISTRY NUMBER :: 2637-34-5

LAST UPDATED :: 199701

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C5-H5-N-S

MOLECULAR WEIGHT :: 111.17

WISWESSER LINE NOTATION :: T6NJ BSH

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 250 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD691-490

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 250 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 93,143,1953

Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xn:Harmful;
Risk Phrases	R22;R36/38
Safety Phrases	S26-S36-S28A-S22
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	UT9600000
HS Code	2933399090

Precursor 9
CAS#:39161-85-8 2-MERCAPTOPHENY... CAS#:46721-77-1 phenacyl-(2-pyr... CAS#:2127-03-9 2,2′-Dipyridyl ... CAS#:1121-31-9 Pyrithione
CAS#:109-04-6 2-Bromopyridine CAS#:61-90-5 L-leucine CAS#:105678-24-8 O-t-butyl S-(2-... CAS#:147-85-3 Proline
CAS#:73-22-3 L(-)-Tryptophan
DownStream 10
CAS#:10002-30-9 phenyl-pyridin-... CAS#:111480-82-1 2-PYRIDINESULFO... CAS#:105802-70-8 menthyl 3-(2-py... CAS#:112157-69-4 2-cyclohex-2-en...
CAS#:42416-20-6 [2-(Pyridin-2-y... CAS#:146474-88-6 [2-(thiophene-2... CAS#:144365-93-5 2-[(2,2-dimethy... CAS#:4262-06-0 2-Pyridinyl sulfide
CAS#:18438-38-5 2-Methylthio py... CAS#:174485-72-4 5-(Trifluoromet...

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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2-mercapto-pyridine

thiopyridone-2

2(1H)-Pyridinethione

2-Pyridinethiol,2-Pyridyl mercaptan

mercaptopyridine

Pyridin-2-thiol

WR 608

pyridine-2-thio

Pyridine-2(1H)-thione

2-Pyridinethiol

2-pyridinylthiol

pyridine-2-thiol

MFCD00006285

2-Pyridyl Mercaptan

EINECS 220-131-9

Pyrid-2-thione

2-Thiopyridone

2-MERCAPTOPYRIDINE

Alrithiol-2

2-Thiopyridine

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-Pyridinethiol
Price: Check
Purity: 99.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 2-Pyridinethiol
Price: ￥298.0/100g ￥1218.0/500g ￥88.0/5g ￥108.0/25g
Purity: 97.0%
Delivery: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-Mercaptopyridine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 2-Mercaptopyridine
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: 2-Pyridinethiol
Price: ￥Inquiry/25kg
Purity: 99.0%
Delivery: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

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2-Pyridinethiol

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