.β.-2-Thienylalanine

Names

[ CAS No. ]:
139-86-6

[ Name ]:
.β.-2-Thienylalanine

[Synonym ]:
2-thiophenealanine
MFCD00077166
3-(2-thienyl)alanine
EINECS 205-378-2
B-(2-THIENYL)-D-ALANINE
2-thienylalanine

Chemical & Physical Properties

[ Density]:
1.355g/cm3

[ Boiling Point ]:
373.776ºC at 760 mmHg

[ Molecular Formula ]:
C₇H₉NO₂S

[ Molecular Weight ]:
171.21700

[ Flash Point ]:
179.853ºC

[ Exact Mass ]:
171.03500

[ PSA ]:
91.56000

[ LogP ]:
1.40280

[ Vapour Pressure ]:
0mmHg at 25°C

[ Index of Refraction ]:
1.631

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XN0290000

CHEMICAL NAME :: 2-Thiophenepropionic acid, alpha-amino-

CAS REGISTRY NUMBER :: 139-86-6

LAST UPDATED :: 199504

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C7-H9-N-O2-S

MOLECULAR WEIGHT :: 171.23

WISWESSER LINE NOTATION :: T5SJ B1YZVQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 4800 mg/kg

SEX/DURATION :: female 10-12 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain) Reproductive - Effects on Newborn - delayed effects

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Microorganism - not otherwise specified

DOSE/DURATION :: 100 mg/L

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 12,349,1971 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2613 No. of Facilities: 3 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 522 (estimated) No. of Female Employees: 261 (estimated)

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26;S36

[ RIDADR ]:
NONH for all modes of transport

[ RTECS ]:
XN0290000

[ HS Code ]:
2934999090

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%

Articles

Construction of a Bacillus subtilis (natto) with high productivity of vitamin K2 (menaquinone-7) by analog resistance.

Biosci. Biotechnol. Biochem. 65(9) , 2007-15, (2001)

To invent a functional natto promoting bone formation, the construction of a strain with high productivity of vitamin K2 (menaquinone-7: MK-7), which is important in the carboxylation of a kind of bon...

The developmental biology of heterocyst and akinete formation in cyanobacteria.

Crit. Rev. Microbiol 9(1) , 45-100, (1981)

We will be concerned with the two major differentiated cell types of filamentous cyanobacteria--the heterocyst and the akinete. The former is generally accepted to be the site of aerobic nitrogen fixa...

Colonization by Salmonella typhimurium and Shigella flexneri III of the gastrointestinal tract of mice treated with beta-2-thienylalanine and streptomycin.

Antonie van Leeuwenhoek 45(4) , 531-46, (1979)

Mice fed beta-2-thienylalanine (beta-2-T) by oesophageal tube were no more susceptible to gastrointestinal tract colonization by Salmonella typhimurium or Shigella flexneri III than control mice fed w...