L-5,6,7,8-Tetrahydrofolic acid

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Names

[ CAS No. ]:
135-16-0

[ Name ]:
L-5,6,7,8-Tetrahydrofolic acid

[Synonym ]:
Tetrahydrofolic acide
Tetrahydropteroylglutaamic acid
(6S)-Tetrahydrofolic acid
l-amino)benzoyl)
TETRAHYDROFOLIC ACID
EINECS 205-181-1
5,6,7,8-tetrahydrofolicacid
L-5,6,7,8-Tetrahydrofolic acid
MFCD00135583
(6S)-Thfa
tetrahydropteroylglutamicacid
(6R,6S)-tetrahydrofolic acid
(6RS)-5,6,7,8-Tetrahydro-L-folsaeure

Chemical & Physical Properties

[ Density]:
1.7g/cm3

[ Boiling Point ]:
555.12°C (rough estimate)

[ Molecular Formula ]:
C19H23N7O6

[ Molecular Weight ]:
445.42900

[ Exact Mass ]:
445.17100

[ PSA ]:
211.56000

[ LogP ]:
1.03910

[ Appearance of Characters ]:
powder | off-white to tan

[ Index of Refraction ]:
1.762

[ Storage condition ]:
−20°C

[ Stability ]:
We have observed that this material decomposes steadily over time. Use immediately upon receipt.

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
MA0600800
CHEMICAL NAME :
Glutamic acid, N-(p-(((2-amino-3,4,5,6,7,8-hexahydro-4-oxo-6-pteridi nyl)methyl)amino) benzoyl)-, L-
CAS REGISTRY NUMBER :
135-16-0
LAST UPDATED :
199707
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C19-H23-N7-O6
MOLECULAR WEIGHT :
445.49

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
18 gm/kg/5W-I
TOXIC EFFECTS :
Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight Blood - normocytic anemia
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 7,1104,1973
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
6 gm/kg/6D-I
TOXIC EFFECTS :
Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Kidney, Ureter, Bladder - changes in bladder weight Related to Chronic Data - death
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 7,1128,1973
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
46800 mg/kg/26W-I
TOXIC EFFECTS :
Liver - changes in liver weight Nutritional and Gross Metabolic - weight loss or decreased weight gain Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 7,1114,1973 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
70 mg/kg
SEX/DURATION :
female 8-14 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - physical
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 7,1132,1973
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
70 mg/kg
SEX/DURATION :
female 7-13 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetal death
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 7,1132,1973

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
MA0600800

[ HS Code ]:
2933990090

Synthetic Route

Precursor & DownStream

Precursor

  • Folic Acid
  • Dihydrofolic acid

DownStream

  • 10-Formyl-7,8-dihydrofolic acid
  • 2-[[4-[(2-amino-5-carbamoyl-4-oxo-1,6,7,8-tetrahydropteridin-6-yl)methylamino]benzoyl]amino]pentanedioic acid
  • 2-[[4-[[2-amino-5-(ethylthiocarbamoyl)-4-oxo-1,6,7,8-tetrahydropteridin-6-yl]methylamino]benzoyl]amino]pentanedioic acid
  • L-Glutamicacid,N-[4-[[[2-amino-5-[[(2-chloroethyl)amino]carbonyl]-1,4,5,6,7,8-hexahydro-4-oxo-6-pteridinyl]methyl]amino]benzoyl]-(9CI)

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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Related Compounds

  • (6RS)-5,10-diformyl-5,6,7,8-tetrahydrofolic acid
  • (6R,S)-5,10-Methenyl-5,6,7,8-tetrahydrofolic Acid
  • 5-Formyl-5,6,7,8-tetrahydrofolic acid calcium salt
  • 5-formyl-5,6,7,8-tetrahydrofolic acid calcium salt
  • (6R,S)-5,6,7,8-Tetrahydrofolic Acid (hydrochloride)
  • 2-[[4-(3-amino-1-oxo-5,6,6a,7,9,10-hexahydro-4H-pyrazino[1,2-f]pteridin-8-yl)benzoyl]amino]pentanedioic acid
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • Tert-butyl 2-(1-bromo-2-methylpropan-2-yl)pyrrolidine-1-carboxylate
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
  • tert-Butyl-DL-alanine
  • 1-(1-ethyl-3,5-dimethyl-1H-pyrazol-4-yl)propan-2-one