1,4-Butanediol,2-methyl-

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Names

[ CAS No. ]:
2938-98-9

[ Name ]:
1,4-Butanediol,2-methyl-

[Synonym ]:
3-methyl-1,4-butanediol
2-methyl-butane-1,4-diol
2-methyl-1,4-dihydroxybutane
2-methyl-4-butanediol

Chemical & Physical Properties

[ Density]:
0.978g/cm3

[ Boiling Point ]:
212.2ºC at 760 mmHg

[ Melting Point ]:
50.86 °C

[ Molecular Formula ]:
C5H12O2

[ Molecular Weight ]:
104.14800

[ Flash Point ]:
98.9ºC

[ Exact Mass ]:
104.08400

[ PSA ]:
40.46000

[ Vapour Pressure ]:
0.0392mmHg at 25°C

[ Index of Refraction ]:
1.443

[ Storage condition ]:
2-8℃

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
EK2275000
CHEMICAL NAME :
1,4-Butanediol, 2-methyl-
CAS REGISTRY NUMBER :
2938-98-9
BEILSTEIN REFERENCE NO. :
1719165
LAST UPDATED :
199806
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C5-H12-O2
MOLECULAR WEIGHT :
104.17
WISWESSER LINE NOTATION :
Q2Y1&1Q

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
5460 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 4,119,1951
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
2620 uL/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 4,119,1951

Safety Information

[ Hazard Codes ]:
Xn

[ HS Code ]:
2905399090

Precursor & DownStream

Precursor

DownStream

  • 3-Methyltetrahydrothiophene
  • Thiophene,tetrahydro-3-methyl-, 1,1-dioxide
  • UNII:H1547KG7UZ
  • 3-methyltetrahydrofuran
  • (4S)-4-methyloxolan-2-one
  • Alpha-Methyl-Gamma-Butyrolactone
  • diethyl 3-methylcyclopentane-1,1-dicarboxylate
  • benzoic acid,2-methylbutane-1,4-diol
  • 1,4-dichloro-2-methylbutane
  • 1,4-Dibromo-2-methylbutane

Customs

[ HS Code ]: 2905399090

[ Summary ]:
2905399090 other diols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%

Related Compounds

  • 1,4-Butanediol,2-methyl-,dibenzoate
  • 1,4-Butanediol,2-(1,3-benzodioxol-5-ylmethyl)-3-[(3,4,5-trimethoxyphenyl)methyl]-,[R-(R*,S*)]- (9CI)
  • 1,4-Butanediol,2-[[2-(4-methoxyphenoxy)ethyl]sulfonyl]-, 1,4-dimethanesulfonate
  • 1,4-Butanediol,2,3-dibromo-, 1,4-diacetate
  • 1-[4-(2-Methyl-2-propanyl)-1,3-thiazol-2-yl]-3-phenylthioure
  • 2-isopropyl-1,4-butanediol